vishalmishra434 / rpms / openssh

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Jakub Jelen 9dbec7
diff -up openssh-7.5p1/cipher.c.fips openssh-7.5p1/cipher.c
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--- openssh-7.5p1/cipher.c.fips	2017-06-30 12:06:36.455713788 +0200
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+++ openssh-7.5p1/cipher.c	2017-06-30 12:06:36.465713761 +0200
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@@ -39,6 +39,8 @@
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 #include <sys/types.h>
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+#include <openssl/fips.h>
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+
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 #include <string.h>
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 #include <stdarg.h>
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 #include <stdio.h>
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@@ -116,6 +118,27 @@ static const struct sshcipher ciphers[]
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 	{ NULL,			0, 0, 0, 0, 0, NULL }
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 };
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+static const struct sshcipher fips_ciphers[] = {
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+#ifdef WITH_OPENSSL
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+	{ "3des-cbc",		8, 24, 0, 0, CFLAG_CBC, EVP_des_ede3_cbc },
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+	{ "aes128-cbc",		16, 16, 0, 0, CFLAG_CBC, EVP_aes_128_cbc },
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+	{ "aes192-cbc",		16, 24, 0, 0, CFLAG_CBC, EVP_aes_192_cbc },
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+	{ "aes256-cbc",		16, 32, 0, 0, CFLAG_CBC, EVP_aes_256_cbc },
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+	{ "rijndael-cbc@lysator.liu.se",
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+				16, 32, 0, 0, CFLAG_CBC, EVP_aes_256_cbc },
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+	{ "aes128-ctr",		16, 16, 0, 0, 0, EVP_aes_128_ctr },
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+	{ "aes192-ctr",		16, 24, 0, 0, 0, EVP_aes_192_ctr },
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+	{ "aes256-ctr",		16, 32, 0, 0, 0, EVP_aes_256_ctr },
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+#else
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+	{ "aes128-ctr",		16, 16, 0, 0, CFLAG_AESCTR, NULL },
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+	{ "aes192-ctr",		16, 24, 0, 0, CFLAG_AESCTR, NULL },
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+	{ "aes256-ctr",		16, 32, 0, 0, CFLAG_AESCTR, NULL },
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+#endif
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+	{ "none",		8, 0, 0, 0, CFLAG_NONE, NULL },
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+
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+	{ NULL,			0, 0, 0, 0, 0, NULL }
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+};
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+
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 /*--*/
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 /* Returns a comma-separated list of supported ciphers. */
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@@ -126,7 +142,7 @@ cipher_alg_list(char sep, int auth_only)
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 	size_t nlen, rlen = 0;
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 	const struct sshcipher *c;
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-	for (c = ciphers; c->name != NULL; c++) {
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+	for (c = FIPS_mode() ? fips_ciphers : ciphers; c->name != NULL; c++) {
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 		if ((c->flags & CFLAG_INTERNAL) != 0)
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 			continue;
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 		if (auth_only && c->auth_len == 0)
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@@ -222,7 +238,7 @@ const struct sshcipher *
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 cipher_by_name(const char *name)
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 {
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 	const struct sshcipher *c;
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-	for (c = ciphers; c->name != NULL; c++)
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+	for (c = FIPS_mode() ? fips_ciphers : ciphers; c->name != NULL; c++)
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 		if (strcmp(c->name, name) == 0)
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 			return c;
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 	return NULL;
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diff -up openssh-7.5p1/cipher-ctr.c.fips openssh-7.5p1/cipher-ctr.c
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--- openssh-7.5p1/cipher-ctr.c.fips	2017-06-30 12:06:36.386713974 +0200
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+++ openssh-7.5p1/cipher-ctr.c	2017-06-30 12:06:36.465713761 +0200
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@@ -179,7 +179,8 @@ evp_aes_128_ctr(void)
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 	aes_ctr.do_cipher = ssh_aes_ctr;
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 #ifndef SSH_OLD_EVP
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 	aes_ctr.flags = EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH |
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-	    EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CUSTOM_IV;
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+	    EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CUSTOM_IV |
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+	    EVP_CIPH_FLAG_FIPS;
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 #endif
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 	return (&aes_ctr);
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 }
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diff -up openssh-7.5p1/clientloop.c.fips openssh-7.5p1/clientloop.c
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--- openssh-7.5p1/clientloop.c.fips	2017-06-30 12:06:36.466713758 +0200
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+++ openssh-7.5p1/clientloop.c	2017-06-30 12:09:11.503295871 +0200
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@@ -2412,7 +2412,8 @@ key_accepted_by_hostkeyalgs(const struct
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 {
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 	const char *ktype = sshkey_ssh_name(key);
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 	const char *hostkeyalgs = options.hostkeyalgorithms != NULL ?
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-	    options.hostkeyalgorithms : KEX_DEFAULT_PK_ALG;
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+	    options.hostkeyalgorithms : (FIPS_mode() ?
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+	    KEX_FIPS_PK_ALG : KEX_DEFAULT_PK_ALG);
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 	if (key == NULL || key->type == KEY_UNSPEC)
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 		return 0;
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diff -up openssh-7.5p1/dh.h.fips openssh-7.5p1/dh.h
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--- openssh-7.5p1/dh.h.fips	2017-03-20 03:39:27.000000000 +0100
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+++ openssh-7.5p1/dh.h	2017-06-30 12:06:36.466713758 +0200
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@@ -51,6 +51,7 @@ u_int	 dh_estimate(int);
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  * Miniumum increased in light of DH precomputation attacks.
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  */
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 #define DH_GRP_MIN	2048
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+#define DH_GRP_MIN_FIPS	2048
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 #define DH_GRP_MAX	8192
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 /*
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diff -up openssh-7.5p1/entropy.c.fips openssh-7.5p1/entropy.c
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--- openssh-7.5p1/entropy.c.fips	2017-06-30 12:06:36.377713998 +0200
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+++ openssh-7.5p1/entropy.c	2017-06-30 12:06:36.466713758 +0200
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@@ -217,6 +217,9 @@ seed_rng(void)
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 		fatal("OpenSSL version mismatch. Built against %lx, you "
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 		    "have %lx", (u_long)OPENSSL_VERSION_NUMBER, SSLeay());
Petr Lautrbach 802815
 
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+	/* clean the PRNG status when exiting the program */
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+	atexit(RAND_cleanup);
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+
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 #ifndef OPENSSL_PRNG_ONLY
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 	if (RAND_status() == 1) {
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 		debug3("RNG is ready, skipping seeding");
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diff -up openssh-7.5p1/kex.c.fips openssh-7.5p1/kex.c
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--- openssh-7.5p1/kex.c.fips	2017-06-30 12:06:36.455713788 +0200
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+++ openssh-7.5p1/kex.c	2017-06-30 12:06:36.466713758 +0200
Petr Lautrbach 190035
@@ -35,6 +35,7 @@
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 #ifdef WITH_OPENSSL
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 #include <openssl/crypto.h>
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 #include <openssl/dh.h>
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+#include <openssl/fips.h>
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 #endif
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 #include "ssh2.h"
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@@ -125,6 +126,26 @@ static const struct kexalg kexalgs[] = {
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 	{ NULL, -1, -1, -1},
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 };
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+static const struct kexalg kexalgs_fips[] = {
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+	{ KEX_DH14_SHA256, KEX_DH_GRP14_SHA256, 0, SSH_DIGEST_SHA256 },
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+	{ KEX_DH16_SHA512, KEX_DH_GRP16_SHA512, 0, SSH_DIGEST_SHA512 },
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+	{ KEX_DH18_SHA512, KEX_DH_GRP18_SHA512, 0, SSH_DIGEST_SHA512 },
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+#ifdef HAVE_EVP_SHA256
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+	{ KEX_DHGEX_SHA256, KEX_DH_GEX_SHA256, 0, SSH_DIGEST_SHA256 },
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+#endif
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+#ifdef OPENSSL_HAS_ECC
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+	{ KEX_ECDH_SHA2_NISTP256, KEX_ECDH_SHA2,
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+	    NID_X9_62_prime256v1, SSH_DIGEST_SHA256 },
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+	{ KEX_ECDH_SHA2_NISTP384, KEX_ECDH_SHA2, NID_secp384r1,
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+	    SSH_DIGEST_SHA384 },
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+# ifdef OPENSSL_HAS_NISTP521
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+	{ KEX_ECDH_SHA2_NISTP521, KEX_ECDH_SHA2, NID_secp521r1,
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+	    SSH_DIGEST_SHA512 },
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+# endif
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+#endif
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+	{ NULL, -1, -1, -1},
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+};
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+
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 char *
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 kex_alg_list(char sep)
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 {
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@@ -152,7 +173,7 @@ kex_alg_by_name(const char *name)
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 {
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 	const struct kexalg *k;
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-	for (k = kexalgs; k->name != NULL; k++) {
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+	for (k = (FIPS_mode() ? kexalgs_fips : kexalgs); k->name != NULL; k++) {
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 		if (strcmp(k->name, name) == 0)
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 			return k;
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 #ifdef GSSAPI
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@@ -178,7 +199,10 @@ kex_names_valid(const char *names)
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 	for ((p = strsep(&cp, ",")); p && *p != '\0';
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 	    (p = strsep(&cp, ","))) {
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 		if (kex_alg_by_name(p) == NULL) {
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-			error("Unsupported KEX algorithm \"%.100s\"", p);
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+			if (FIPS_mode())
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+				error("\"%.100s\" is not allowed in FIPS mode", p);
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+			else
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+				error("Unsupported KEX algorithm \"%.100s\"", p);
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 			free(s);
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 			return 0;
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 		}
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diff -up openssh-7.5p1/kexgexc.c.fips openssh-7.5p1/kexgexc.c
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--- openssh-7.5p1/kexgexc.c.fips	2017-03-20 03:39:27.000000000 +0100
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+++ openssh-7.5p1/kexgexc.c	2017-06-30 12:06:36.467713756 +0200
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@@ -28,6 +28,7 @@
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 #ifdef WITH_OPENSSL
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+#include <openssl/fips.h>
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 #include <sys/types.h>
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 #include <openssl/dh.h>
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@@ -63,7 +64,7 @@ kexgex_client(struct ssh *ssh)
Jakub Jelen 132f8f
 
Jakub Jelen 132f8f
 	nbits = dh_estimate(kex->dh_need * 8);
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-	kex->min = DH_GRP_MIN;
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+	kex->min = FIPS_mode() ? DH_GRP_MIN_FIPS : DH_GRP_MIN;
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 	kex->max = DH_GRP_MAX;
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 	kex->nbits = nbits;
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 	if (datafellows & SSH_BUG_DHGEX_LARGE)
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diff -up openssh-7.5p1/kexgexs.c.fips openssh-7.5p1/kexgexs.c
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--- openssh-7.5p1/kexgexs.c.fips	2017-03-20 03:39:27.000000000 +0100
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+++ openssh-7.5p1/kexgexs.c	2017-06-30 12:06:36.467713756 +0200
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@@ -83,9 +83,9 @@ input_kex_dh_gex_request(int type, u_int
Jakub Jelen 535d34
 	kex->nbits = nbits;
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 	kex->min = min;
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 	kex->max = max;
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-	min = MAXIMUM(DH_GRP_MIN, min);
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+	min = MAXIMUM(FIPS_mode() ? DH_GRP_MIN_FIPS : DH_GRP_MIN, min);
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 	max = MINIMUM(DH_GRP_MAX, max);
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-	nbits = MAXIMUM(DH_GRP_MIN, nbits);
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+	nbits = MAXIMUM(FIPS_mode() ? DH_GRP_MIN_FIPS : DH_GRP_MIN, nbits);
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 	nbits = MINIMUM(DH_GRP_MAX, nbits);
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 	if (kex->max < kex->min || kex->nbits < kex->min ||
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diff -up openssh-7.5p1/mac.c.fips openssh-7.5p1/mac.c
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--- openssh-7.5p1/mac.c.fips	2017-06-30 12:06:36.456713785 +0200
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+++ openssh-7.5p1/mac.c	2017-06-30 12:06:36.467713756 +0200
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@@ -27,6 +27,8 @@
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 #include <sys/types.h>
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+#include <openssl/fips.h>
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+
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 #include <string.h>
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 #include <stdio.h>
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@@ -54,7 +56,7 @@ struct macalg {
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 	int		etm;		/* Encrypt-then-MAC */
Petr Lautrbach 802815
 };
Petr Lautrbach 802815
 
Petr Lautrbach 802815
-static const struct macalg macs[] = {
Petr Lautrbach 802815
+static const struct macalg all_macs[] = {
Petr Lautrbach 802815
 	/* Encrypt-and-MAC (encrypt-and-authenticate) variants */
Petr Lautrbach 802815
 	{ "hmac-sha1",				SSH_DIGEST, SSH_DIGEST_SHA1, 0, 0, 0, 0 },
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 	{ "hmac-sha1-96",			SSH_DIGEST, SSH_DIGEST_SHA1, 96, 0, 0, 0 },
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@@ -89,6 +91,24 @@ static const struct macalg macs[] = {
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 	{ NULL,					0, 0, 0, 0, 0, 0 }
Petr Lautrbach 802815
 };
Petr Lautrbach 802815
 
Petr Lautrbach 802815
+static const struct macalg fips_macs[] = {
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+	/* Encrypt-and-MAC (encrypt-and-authenticate) variants */
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+	{ "hmac-sha1",				SSH_DIGEST, SSH_DIGEST_SHA1, 0, 0, 0, 0 },
Petr Lautrbach 802815
+#ifdef HAVE_EVP_SHA256
Petr Lautrbach 802815
+	{ "hmac-sha2-256",			SSH_DIGEST, SSH_DIGEST_SHA256, 0, 0, 0, 0 },
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+	{ "hmac-sha2-512",			SSH_DIGEST, SSH_DIGEST_SHA512, 0, 0, 0, 0 },
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+#endif
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+
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+	/* Encrypt-then-MAC variants */
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+	{ "hmac-sha1-etm@openssh.com",		SSH_DIGEST, SSH_DIGEST_SHA1, 0, 0, 0, 1 },
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+#ifdef HAVE_EVP_SHA256
Petr Lautrbach 802815
+	{ "hmac-sha2-256-etm@openssh.com",	SSH_DIGEST, SSH_DIGEST_SHA256, 0, 0, 0, 1 },
Petr Lautrbach 802815
+	{ "hmac-sha2-512-etm@openssh.com",	SSH_DIGEST, SSH_DIGEST_SHA512, 0, 0, 0, 1 },
Petr Lautrbach 802815
+#endif
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+
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+	{ NULL,					0, 0, 0, 0, 0, 0 }
Petr Lautrbach 802815
+};
Petr Lautrbach 802815
+
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 /* Returns a list of supported MACs separated by the specified char. */
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 char *
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 mac_alg_list(char sep)
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@@ -97,7 +117,7 @@ mac_alg_list(char sep)
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 	size_t nlen, rlen = 0;
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 	const struct macalg *m;
Petr Lautrbach 802815
 
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-	for (m = macs; m->name != NULL; m++) {
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+	for (m = FIPS_mode() ? fips_macs : all_macs; m->name != NULL; m++) {
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 		if (ret != NULL)
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 			ret[rlen++] = sep;
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 		nlen = strlen(m->name);
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@@ -136,7 +156,7 @@ mac_setup(struct sshmac *mac, char *name
Petr Lautrbach 802815
 {
Petr Lautrbach 802815
 	const struct macalg *m;
Petr Lautrbach 802815
 
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-	for (m = macs; m->name != NULL; m++) {
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+	for (m = FIPS_mode() ? fips_macs : all_macs; m->name != NULL; m++) {
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 		if (strcmp(name, m->name) != 0)
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 			continue;
Jakub Jelen 132f8f
 		if (mac != NULL)
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diff -up openssh-7.5p1/Makefile.in.fips openssh-7.5p1/Makefile.in
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--- openssh-7.5p1/Makefile.in.fips	2017-06-30 12:06:36.456713785 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/Makefile.in	2017-06-30 12:06:36.467713756 +0200
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@@ -169,25 +169,25 @@ libssh.a: $(LIBSSH_OBJS)
Jakub Jelen 535d34
 	$(RANLIB) $@
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Jakub Jelen 535d34
 ssh$(EXEEXT): $(LIBCOMPAT) libssh.a $(SSHOBJS)
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-	$(LD) -o $@ $(SSHOBJS) $(LDFLAGS) -lssh -lopenbsd-compat $(SSHLIBS) $(LIBS) $(GSSLIBS)
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+	$(LD) -o $@ $(SSHOBJS) $(LDFLAGS) -lssh -lopenbsd-compat -lfipscheck $(SSHLIBS) $(LIBS) $(GSSLIBS)
Jakub Jelen 535d34
 
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 sshd$(EXEEXT): libssh.a	$(LIBCOMPAT) $(SSHDOBJS)
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-	$(LD) -o $@ $(SSHDOBJS) $(LDFLAGS) -lssh -lopenbsd-compat $(SSHDLIBS) $(LIBS) $(GSSLIBS) $(K5LIBS)
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+	$(LD) -o $@ $(SSHDOBJS) $(LDFLAGS) -lssh -lopenbsd-compat -lfipscheck $(SSHDLIBS) $(LIBS) $(GSSLIBS) $(K5LIBS)
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 scp$(EXEEXT): $(LIBCOMPAT) libssh.a scp.o progressmeter.o
Jakub Jelen 5878eb
 	$(LD) -o $@ scp.o progressmeter.o bufaux.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 535d34
 ssh-add$(EXEEXT): $(LIBCOMPAT) libssh.a ssh-add.o
Jakub Jelen 535d34
-	$(LD) -o $@ ssh-add.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 535d34
+	$(LD) -o $@ ssh-add.o $(LDFLAGS) -lssh -lopenbsd-compat -lfipscheck $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 535d34
 ssh-agent$(EXEEXT): $(LIBCOMPAT) libssh.a ssh-agent.o ssh-pkcs11-client.o
Jakub Jelen 535d34
-	$(LD) -o $@ ssh-agent.o ssh-pkcs11-client.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 535d34
+	$(LD) -o $@ ssh-agent.o ssh-pkcs11-client.o $(LDFLAGS) -lssh -lopenbsd-compat -lfipscheck $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 535d34
 ssh-keygen$(EXEEXT): $(LIBCOMPAT) libssh.a ssh-keygen.o
Jakub Jelen 535d34
-	$(LD) -o $@ ssh-keygen.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 535d34
+	$(LD) -o $@ ssh-keygen.o $(LDFLAGS) -lssh -lopenbsd-compat -lfipscheck $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 13073f
 ssh-keysign$(EXEEXT): $(LIBCOMPAT) libssh.a ssh-keysign.o readconf.o
Jakub Jelen 13073f
-	$(LD) -o $@ ssh-keysign.o readconf.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 13073f
+	$(LD) -o $@ ssh-keysign.o readconf.o $(LDFLAGS) -lssh -lopenbsd-compat -lfipscheck $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 535d34
 ssh-pkcs11-helper$(EXEEXT): $(LIBCOMPAT) libssh.a ssh-pkcs11-helper.o ssh-pkcs11.o
Jakub Jelen 535d34
 	$(LD) -o $@ ssh-pkcs11-helper.o ssh-pkcs11.o $(LDFLAGS) -lssh -lopenbsd-compat -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 6cf9b8
@@ -205,7 +205,7 @@ ssh-cavs$(EXEEXT): $(LIBCOMPAT) libssh.a
Jakub Jelen 13073f
 	$(LD) -o $@ ssh-cavs.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 13073f
 ssh-keyscan$(EXEEXT): $(LIBCOMPAT) libssh.a ssh-keyscan.o
Jakub Jelen 13073f
-	$(LD) -o $@ ssh-keyscan.o $(LDFLAGS) -lssh -lopenbsd-compat -lssh $(LIBS)
Jakub Jelen 13073f
+	$(LD) -o $@ ssh-keyscan.o $(LDFLAGS) -lssh -lopenbsd-compat -lssh -lfipscheck $(LIBS)
Jakub Jelen 535d34
 
Jakub Jelen 535d34
 sftp-server$(EXEEXT): $(LIBCOMPAT) libssh.a sftp.o sftp-common.o sftp-server.o sftp-server-main.o
Jakub Jelen 535d34
 	$(LD) -o $@ sftp-server.o sftp-common.o sftp-server-main.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/myproposal.h.fips openssh-7.5p1/myproposal.h
Jakub Jelen 9dbec7
--- openssh-7.5p1/myproposal.h.fips	2017-03-20 03:39:27.000000000 +0100
Jakub Jelen 9dbec7
+++ openssh-7.5p1/myproposal.h	2017-06-30 12:10:21.953116208 +0200
Jakub Jelen 9dbec7
@@ -114,6 +114,14 @@
Jakub Jelen 9dbec7
 	"rsa-sha2-256," \
Jakub Jelen 9dbec7
 	"ssh-rsa"
Jakub Jelen 9dbec7
 
Jakub Jelen 9dbec7
+#define	KEX_FIPS_PK_ALG	\
Jakub Jelen 9dbec7
+	HOSTKEY_ECDSA_CERT_METHODS \
Jakub Jelen 9dbec7
+	"ssh-rsa-cert-v01@openssh.com," \
Jakub Jelen 9dbec7
+	HOSTKEY_ECDSA_METHODS \
Jakub Jelen 9dbec7
+	"rsa-sha2-512," \
Jakub Jelen 9dbec7
+	"rsa-sha2-256," \
Jakub Jelen 9dbec7
+	"ssh-rsa"
Jakub Jelen 9dbec7
+
Jakub Jelen 9dbec7
 /* the actual algorithms */
Jakub Jelen 9dbec7
 
Jakub Jelen 9dbec7
 #define KEX_SERVER_ENCRYPT \
Jakub Jelen 9dbec7
@@ -138,6 +146,37 @@
Jakub Jelen 13bf5b
 
Jakub Jelen 13bf5b
 #define KEX_CLIENT_MAC KEX_SERVER_MAC
Petr Lautrbach 802815
 
Petr Lautrbach 802815
+#define	KEX_FIPS_ENCRYPT \
Petr Lautrbach 802815
+	"aes128-ctr,aes192-ctr,aes256-ctr," \
Petr Lautrbach 802815
+	"aes128-cbc,3des-cbc," \
Petr Lautrbach 802815
+	"aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se"
Petr Lautrbach 802815
+#ifdef HAVE_EVP_SHA256
Jakub Jelen eb751f
+# define KEX_DEFAULT_KEX_FIPS		\
Jakub Jelen eb751f
+	KEX_ECDH_METHODS \
Jakub Jelen eb751f
+	KEX_SHA2_METHODS \
Jakub Jelen eb751f
+	"diffie-hellman-group14-sha256"
Jakub Jelen eb751f
+# define KEX_FIPS_MAC \
Petr Lautrbach 802815
+	"hmac-sha1," \
Petr Lautrbach 802815
+	"hmac-sha2-256," \
Petr Lautrbach 802815
+	"hmac-sha2-512," \
Petr Lautrbach 802815
+	"hmac-sha1-etm@openssh.com," \
Petr Lautrbach 802815
+	"hmac-sha2-256-etm@openssh.com," \
Petr Lautrbach 802815
+	"hmac-sha2-512-etm@openssh.com"
Petr Lautrbach 802815
+#else
Jakub Jelen eb751f
+# ifdef OPENSSL_HAS_NISTP521
Jakub Jelen eb751f
+#  define KEX_DEFAULT_KEX_FIPS		\
Jakub Jelen eb751f
+	"ecdh-sha2-nistp256," \
Jakub Jelen eb751f
+	"ecdh-sha2-nistp384," \
Jakub Jelen eb751f
+	"ecdh-sha2-nistp521"
Jakub Jelen eb751f
+# else
Jakub Jelen eb751f
+#  define KEX_DEFAULT_KEX_FIPS		\
Jakub Jelen eb751f
+	"ecdh-sha2-nistp256," \
Jakub Jelen eb751f
+	"ecdh-sha2-nistp384"
Jakub Jelen eb751f
+# endif
Petr Lautrbach 802815
+#define        KEX_FIPS_MAC \
Petr Lautrbach 802815
+       "hmac-sha1"
Petr Lautrbach 802815
+#endif
Petr Lautrbach 190035
+
Jakub Jelen 13bf5b
 #else /* WITH_OPENSSL */
Petr Lautrbach 802815
 
Petr Lautrbach 190035
 #define KEX_SERVER_KEX		\
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/pam_ssh_agent_auth-0.10.3/pam_user_key_allowed2.c.fips openssh-7.5p1/pam_ssh_agent_auth-0.10.3/pam_user_key_allowed2.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/pam_ssh_agent_auth-0.10.3/pam_user_key_allowed2.c.fips	2017-06-30 12:06:36.340714098 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/pam_ssh_agent_auth-0.10.3/pam_user_key_allowed2.c	2017-06-30 12:06:36.467713756 +0200
Jakub Jelen 6cf9b8
@@ -55,6 +55,7 @@
Jakub Jelen 6cf9b8
 #include "secure_filename.h"
Jakub Jelen 6cf9b8
 #include "uidswap.h"
Jakub Jelen 6cf9b8
 #include <unistd.h>
Jakub Jelen 6cf9b8
+#include <openssl/crypto.h>
Jakub Jelen 6cf9b8
 
Jakub Jelen 6cf9b8
 #include "identity.h"
Jakub Jelen 6cf9b8
 
Jakub Jelen 6cf9b8
@@ -104,7 +105,8 @@ pamsshagentauth_check_authkeys_file(FILE
Jakub Jelen 6cf9b8
             found_key = 1;
Jakub Jelen 6cf9b8
             logit("matching key found: file/command %s, line %lu", file,
Jakub Jelen 6cf9b8
                                   linenum);
Jakub Jelen 6cf9b8
-            fp = sshkey_fingerprint(found, SSH_DIGEST_MD5, SSH_FP_HEX);
Jakub Jelen 6cf9b8
+            fp = sshkey_fingerprint(found, FIPS_mode() ? SSH_DIGEST_SHA1 : SSH_DIGEST_MD5,
Jakub Jelen 6cf9b8
+				SSH_FP_HEX);
Jakub Jelen 6cf9b8
             logit("Found matching %s key: %s",
Jakub Jelen 5b55d0
                                   sshkey_type(found), fp);
Jakub Jelen 6cf9b8
             free(fp);
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/readconf.c.fips openssh-7.5p1/readconf.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/readconf.c.fips	2017-06-30 12:06:36.468713753 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/readconf.c	2017-06-30 12:12:40.560769198 +0200
Jakub Jelen 9dbec7
@@ -2132,12 +2132,17 @@ fill_default_options(Options * options)
Jakub Jelen 4df30a
 	}
Jakub Jelen 3f5513
 	if (options->update_hostkeys == -1)
Jakub Jelen 3f5513
 		options->update_hostkeys = 0;
Jakub Jelen 3f5513
-	if (kex_assemble_names(KEX_CLIENT_ENCRYPT, &options->ciphers) != 0 ||
Jakub Jelen 3f5513
-	    kex_assemble_names(KEX_CLIENT_MAC, &options->macs) != 0 ||
Jakub Jelen 3f5513
-	    kex_assemble_names(KEX_CLIENT_KEX, &options->kex_algorithms) != 0 ||
Jakub Jelen 9dbec7
-	    kex_assemble_names(KEX_DEFAULT_PK_ALG,
Jakub Jelen 3f5513
+	if (kex_assemble_names((FIPS_mode() ? KEX_FIPS_ENCRYPT
Jakub Jelen 3f5513
+	        : KEX_CLIENT_ENCRYPT), &options->ciphers) != 0 ||
Jakub Jelen 3f5513
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_MAC
Jakub Jelen 3f5513
+	        : KEX_CLIENT_MAC), &options->macs) != 0 ||
Jakub Jelen 3f5513
+	    kex_assemble_names((FIPS_mode() ? KEX_DEFAULT_KEX_FIPS
Jakub Jelen 3f5513
+	        : KEX_CLIENT_KEX), &options->kex_algorithms) != 0 ||
Jakub Jelen 9dbec7
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_PK_ALG
Jakub Jelen 9dbec7
+	        : KEX_DEFAULT_PK_ALG),
Jakub Jelen 3f5513
 	    &options->hostbased_key_types) != 0 ||
Jakub Jelen 9dbec7
-	    kex_assemble_names(KEX_DEFAULT_PK_ALG,
Jakub Jelen 9dbec7
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_PK_ALG
Jakub Jelen 9dbec7
+	        : KEX_DEFAULT_PK_ALG),
Jakub Jelen 9dbec7
 	    &options->pubkey_key_types) != 0)
Jakub Jelen 9dbec7
 		fatal("%s: kex_assemble_names failed", __func__);
Jakub Jelen 9dbec7
 
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/sandbox-seccomp-filter.c.fips openssh-7.5p1/sandbox-seccomp-filter.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/sandbox-seccomp-filter.c.fips	2017-06-30 12:06:36.458713780 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/sandbox-seccomp-filter.c	2017-06-30 12:06:36.468713753 +0200
Jakub Jelen 9dbec7
@@ -137,6 +137,9 @@ static const struct sock_filter preauth_
Jakub Jelen 6cf9b8
 #ifdef __NR_open
Jakub Jelen 17b491
 	SC_DENY(__NR_open, EACCES),
Jakub Jelen 6cf9b8
 #endif
Jakub Jelen 6cf9b8
+#ifdef __NR_socket
Jakub Jelen 17b491
+	SC_DENY(__NR_socket, EACCES),
Jakub Jelen 6cf9b8
+#endif
Jakub Jelen 6cf9b8
 #ifdef __NR_openat
Jakub Jelen 17b491
 	SC_DENY(__NR_openat, EACCES),
Jakub Jelen 6cf9b8
 #endif
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/servconf.c.fips openssh-7.5p1/servconf.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/servconf.c.fips	2017-06-30 12:06:36.468713753 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/servconf.c	2017-06-30 12:14:09.260547133 +0200
Jakub Jelen 9dbec7
@@ -185,14 +185,20 @@ option_clear_or_none(const char *o)
Jakub Jelen 13bf5b
 static void
Jakub Jelen 13bf5b
 assemble_algorithms(ServerOptions *o)
Jakub Jelen 13bf5b
 {
Jakub Jelen 13bf5b
-	if (kex_assemble_names(KEX_SERVER_ENCRYPT, &o->ciphers) != 0 ||
Jakub Jelen 13bf5b
-	    kex_assemble_names(KEX_SERVER_MAC, &o->macs) != 0 ||
Jakub Jelen 13bf5b
-	    kex_assemble_names(KEX_SERVER_KEX, &o->kex_algorithms) != 0 ||
Jakub Jelen 9dbec7
-	    kex_assemble_names(KEX_DEFAULT_PK_ALG,
Jakub Jelen 3f5513
+	if (kex_assemble_names((FIPS_mode() ? KEX_FIPS_ENCRYPT
Jakub Jelen 13bf5b
+	        : KEX_SERVER_ENCRYPT), &o->ciphers) != 0 ||
Jakub Jelen 3f5513
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_MAC
Jakub Jelen 13bf5b
+	        : KEX_SERVER_MAC), &o->macs) != 0 ||
Jakub Jelen 3f5513
+	    kex_assemble_names((FIPS_mode() ? KEX_DEFAULT_KEX_FIPS
Jakub Jelen 13bf5b
+	        : KEX_SERVER_KEX), &o->kex_algorithms) != 0 ||
Jakub Jelen 9dbec7
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_PK_ALG
Jakub Jelen 9dbec7
+	        : KEX_DEFAULT_PK_ALG),
Jakub Jelen 13bf5b
 	    &o->hostkeyalgorithms) != 0 ||
Jakub Jelen 9dbec7
-	    kex_assemble_names(KEX_DEFAULT_PK_ALG,
Jakub Jelen 9dbec7
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_PK_ALG
Jakub Jelen 9dbec7
+	        : KEX_DEFAULT_PK_ALG),
Jakub Jelen 9dbec7
 	    &o->hostbased_key_types) != 0 ||
Jakub Jelen 9dbec7
-	    kex_assemble_names(KEX_DEFAULT_PK_ALG, &o->pubkey_key_types) != 0)
Jakub Jelen 9dbec7
+	    kex_assemble_names((FIPS_mode() ? KEX_FIPS_PK_ALG
Jakub Jelen 9dbec7
+	        : KEX_DEFAULT_PK_ALG), &o->pubkey_key_types) != 0)
Jakub Jelen 9dbec7
 		fatal("kex_assemble_names failed");
Jakub Jelen 9dbec7
 }
Jakub Jelen 9dbec7
 
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/ssh.c.fips openssh-7.5p1/ssh.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/ssh.c.fips	2017-03-20 03:39:27.000000000 +0100
Jakub Jelen 9dbec7
+++ openssh-7.5p1/ssh.c	2017-06-30 12:06:36.469713750 +0200
Jakub Jelen 6cf9b8
@@ -76,6 +76,8 @@
Petr Lautrbach 802815
 #include <openssl/evp.h>
Petr Lautrbach 802815
 #include <openssl/err.h>
Petr Lautrbach 190035
 #endif
Petr Lautrbach 802815
+#include <openssl/fips.h>
Petr Lautrbach 802815
+#include <fipscheck.h>
Petr Lautrbach 802815
 #include "openbsd-compat/openssl-compat.h"
Petr Lautrbach 802815
 #include "openbsd-compat/sys-queue.h"
Petr Lautrbach 802815
 
Jakub Jelen 6cf9b8
@@ -530,6 +532,14 @@ main(int ac, char **av)
Petr Lautrbach 802815
 	sanitise_stdfd();
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 	__progname = ssh_get_progname(av[0]);
Petr Lautrbach 802815
+        SSLeay_add_all_algorithms();
Petr Lautrbach 802815
+	if (access("/etc/system-fips", F_OK) == 0)
Jakub Jelen 580f98
+		if (! FIPSCHECK_verify(NULL, NULL)){
Petr Lautrbach 802815
+			if (FIPS_mode())
Petr Lautrbach 802815
+				fatal("FIPS integrity verification test failed.");
Petr Lautrbach 802815
+			else
Petr Lautrbach 802815
+				logit("FIPS integrity verification test failed.");
Jakub Jelen 580f98
+	}
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 #ifndef HAVE_SETPROCTITLE
Petr Lautrbach 802815
 	/* Prepare for later setproctitle emulation */
Jakub Jelen 6cf9b8
@@ -964,7 +977,6 @@ main(int ac, char **av)
Petr Lautrbach 802815
 	host_arg = xstrdup(host);
Petr Lautrbach 802815
 
Petr Lautrbach 190035
 #ifdef WITH_OPENSSL
Petr Lautrbach 802815
-	OpenSSL_add_all_algorithms();
Petr Lautrbach 802815
 	ERR_load_crypto_strings();
Petr Lautrbach 190035
 #endif
Petr Lautrbach 802815
 
Jakub Jelen 6cf9b8
@@ -1175,6 +1187,10 @@ main(int ac, char **av)
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 	seed_rng();
Petr Lautrbach 802815
 
Petr Lautrbach 802815
+	if (FIPS_mode()) {
Petr Lautrbach 802815
+		logit("FIPS mode initialized");
Petr Lautrbach 802815
+	}
Petr Lautrbach 802815
+
Petr Lautrbach 802815
 	if (options.user == NULL)
Petr Lautrbach 802815
 		options.user = xstrdup(pw->pw_name);
Petr Lautrbach 802815
 
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/sshconnect2.c.fips openssh-7.5p1/sshconnect2.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/sshconnect2.c.fips	2017-06-30 12:06:36.439713831 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/sshconnect2.c	2017-06-30 12:06:36.469713750 +0200
Jakub Jelen 3f5513
@@ -44,6 +44,8 @@
Petr Lautrbach 802815
 #include <vis.h>
Petr Lautrbach 802815
 #endif
Petr Lautrbach 802815
 
Petr Lautrbach 802815
+#include <openssl/fips.h>
Petr Lautrbach 802815
+
Petr Lautrbach 802815
 #include "openbsd-compat/sys-queue.h"
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 #include "xmalloc.h"
Jakub Jelen 9dbec7
@@ -117,7 +119,8 @@ order_hostkeyalgs(char *host, struct soc
Jakub Jelen 9dbec7
 	for (i = 0; i < options.num_system_hostfiles; i++)
Jakub Jelen 9dbec7
 		load_hostkeys(hostkeys, hostname, options.system_hostfiles[i]);
Jakub Jelen 9dbec7
 
Jakub Jelen 9dbec7
-	oavail = avail = xstrdup(KEX_DEFAULT_PK_ALG);
Jakub Jelen 9dbec7
+	oavail = avail = xstrdup((FIPS_mode()
Jakub Jelen 9dbec7
+	    ? KEX_FIPS_PK_ALG : KEX_DEFAULT_PK_ALG));
Jakub Jelen 9dbec7
 	maxlen = strlen(avail) + 1;
Jakub Jelen 9dbec7
 	first = xmalloc(maxlen);
Jakub Jelen 9dbec7
 	last = xmalloc(maxlen);
Jakub Jelen 9dbec7
@@ -172,21 +175,26 @@ ssh_kex2(char *host, struct sockaddr *ho
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 #ifdef GSSAPI
Petr Lautrbach 802815
 	if (options.gss_keyex) {
Petr Lautrbach 802815
-		/* Add the GSSAPI mechanisms currently supported on this 
Petr Lautrbach 802815
-		 * client to the key exchange algorithm proposal */
Jakub Jelen 9a804f
-		orig = options.kex_algorithms;
Jakub Jelen 132f8f
-
Jakub Jelen 132f8f
-		if (options.gss_trust_dns)
Jakub Jelen b487a6
-			gss_host = (char *)get_canonical_hostname(active_state, 1);
Jakub Jelen 132f8f
-		else
Jakub Jelen 132f8f
-			gss_host = host;
Jakub Jelen 132f8f
-
Jakub Jelen bc4ef0
-		gss = ssh_gssapi_client_mechanisms(gss_host,
Jakub Jelen bc4ef0
-		    options.gss_client_identity, options.gss_kex_algorithms);
Jakub Jelen 132f8f
-		if (gss) {
Jakub Jelen 132f8f
-			debug("Offering GSSAPI proposal: %s", gss);
Jakub Jelen 9a804f
-			xasprintf(&options.kex_algorithms,
Jakub Jelen 132f8f
-			    "%s,%s", gss, orig);
Petr Lautrbach 802815
+		if (FIPS_mode()) {
Petr Lautrbach 802815
+			logit("Disabling GSSAPIKeyExchange. Not usable in FIPS mode");
Petr Lautrbach 802815
+			options.gss_keyex = 0;
Petr Lautrbach 802815
+		} else {
Petr Lautrbach 802815
+			/* Add the GSSAPI mechanisms currently supported on this
Petr Lautrbach 802815
+			 * client to the key exchange algorithm proposal */
Jakub Jelen 9a804f
+			orig = options.kex_algorithms;
Jakub Jelen 132f8f
+
Petr Lautrbach 802815
+			if (options.gss_trust_dns)
Jakub Jelen b487a6
+				gss_host = (char *)get_canonical_hostname(active_state, 1);
Petr Lautrbach 802815
+			else
Petr Lautrbach 802815
+				gss_host = host;
Jakub Jelen 132f8f
+
Jakub Jelen bc4ef0
+			gss = ssh_gssapi_client_mechanisms(gss_host,
Jakub Jelen bc4ef0
+			    options.gss_client_identity, options.gss_kex_algorithms);
Petr Lautrbach 802815
+			if (gss) {
Petr Lautrbach 802815
+				debug("Offering GSSAPI proposal: %s", gss);
Jakub Jelen 9a804f
+				xasprintf(&options.kex_algorithms,
Petr Lautrbach 802815
+				    "%s,%s", gss, orig);
Petr Lautrbach 802815
+			}
Petr Lautrbach 802815
 		}
Petr Lautrbach 802815
 	}
Petr Lautrbach 802815
 #endif
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@@ -204,14 +212,16 @@ ssh_kex2(char *host, struct sockaddr *ho
Jakub Jelen 9dbec7
 	myproposal[PROPOSAL_MAC_ALGS_CTOS] =
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 	    myproposal[PROPOSAL_MAC_ALGS_STOC] = options.macs;
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 	if (options.hostkeyalgorithms != NULL) {
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-		if (kex_assemble_names(KEX_DEFAULT_PK_ALG,
Jakub Jelen 9dbec7
+		if (kex_assemble_names((FIPS_mode() ? KEX_FIPS_PK_ALG
Jakub Jelen 9dbec7
+		    : KEX_DEFAULT_PK_ALG),
Jakub Jelen 9dbec7
 		    &options.hostkeyalgorithms) != 0)
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 			fatal("%s: kex_assemble_namelist", __func__);
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 		myproposal[PROPOSAL_SERVER_HOST_KEY_ALGS] =
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 		    compat_pkalg_proposal(options.hostkeyalgorithms);
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 	} else {
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 		/* Enforce default */
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-		options.hostkeyalgorithms = xstrdup(KEX_DEFAULT_PK_ALG);
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+		options.hostkeyalgorithms = xstrdup((FIPS_mode()
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+		    ? KEX_FIPS_PK_ALG : KEX_DEFAULT_PK_ALG));
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 		/* Prefer algorithms that we already have keys for */
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 		myproposal[PROPOSAL_SERVER_HOST_KEY_ALGS] =
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 		    compat_pkalg_proposal(
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/sshd.c.fips openssh-7.5p1/sshd.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/sshd.c.fips	2017-06-30 12:06:36.459713777 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/sshd.c	2017-06-30 12:06:36.469713750 +0200
Petr Lautrbach 190035
@@ -66,6 +66,7 @@
Petr Lautrbach 190035
 #include <grp.h>
Petr Lautrbach 190035
 #include <pwd.h>
Petr Lautrbach 190035
 #include <signal.h>
Petr Lautrbach 190035
+#include <syslog.h>
Petr Lautrbach 190035
 #include <stdarg.h>
Petr Lautrbach 190035
 #include <stdio.h>
Petr Lautrbach 190035
 #include <stdlib.h>
Jakub Jelen 132f8f
@@ -77,6 +78,8 @@
Petr Lautrbach 802815
 #include <openssl/dh.h>
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 #include <openssl/bn.h>
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 #include <openssl/rand.h>
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+#include <openssl/fips.h>
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+#include <fipscheck.h>
Petr Lautrbach 802815
 #include "openbsd-compat/openssl-compat.h"
Petr Lautrbach 190035
 #endif
Petr Lautrbach 802815
 
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@@ -1484,6 +1487,18 @@ main(int ac, char **av)
Petr Lautrbach 802815
 #endif
Petr Lautrbach 802815
 	__progname = ssh_get_progname(av[0]);
Petr Lautrbach 802815
 
Petr Lautrbach 802815
+        SSLeay_add_all_algorithms();
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+	if (access("/etc/system-fips", F_OK) == 0)
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+		if (! FIPSCHECK_verify(NULL, NULL)) {
Petr Lautrbach 802815
+			openlog(__progname, LOG_PID, LOG_AUTHPRIV);
Petr Lautrbach 802815
+			if (FIPS_mode()) {
Petr Lautrbach 802815
+				syslog(LOG_CRIT, "FIPS integrity verification test failed.");
Petr Lautrbach 802815
+				cleanup_exit(255);
Petr Lautrbach 802815
+			}
Petr Lautrbach 802815
+			else
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+				syslog(LOG_INFO, "FIPS integrity verification test failed.");
Petr Lautrbach 802815
+			closelog();
Petr Lautrbach 802815
+		}
Petr Lautrbach 802815
 	/* Save argv. Duplicate so setproctitle emulation doesn't clobber it */
Petr Lautrbach 802815
 	saved_argc = ac;
Petr Lautrbach 802815
 	rexec_argc = ac;
Jakub Jelen 9dbec7
@@ -1632,7 +1647,7 @@ main(int ac, char **av)
Petr Lautrbach 802815
 	else
Petr Lautrbach 802815
 		closefrom(REEXEC_DEVCRYPTO_RESERVED_FD);
Petr Lautrbach 802815
 
Petr Lautrbach 190035
-#ifdef WITH_OPENSSL
Petr Lautrbach 190035
+#if 0 /* FIPS */
Petr Lautrbach 190035
 	OpenSSL_add_all_algorithms();
Petr Lautrbach 190035
 #endif
Petr Lautrbach 190035
 
Jakub Jelen 9dbec7
@@ -1951,6 +1966,10 @@ main(int ac, char **av)
Petr Lautrbach 802815
 	/* Reinitialize the log (because of the fork above). */
Petr Lautrbach 802815
 	log_init(__progname, options.log_level, options.log_facility, log_stderr);
Petr Lautrbach 802815
 
Petr Lautrbach 802815
+	if (FIPS_mode()) {
Petr Lautrbach 802815
+		logit("FIPS mode initialized");
Petr Lautrbach 802815
+	}
Petr Lautrbach 802815
+
Petr Lautrbach 802815
 	/* Chdir to the root directory so that the current disk can be
Petr Lautrbach 802815
 	   unmounted if desired. */
Petr Lautrbach 802815
 	if (chdir("/") == -1)
Jakub Jelen 9dbec7
@@ -2328,10 +2347,14 @@ do_ssh2_kex(void)
Petr Lautrbach 802815
 	if (strlen(myproposal[PROPOSAL_SERVER_HOST_KEY_ALGS]) == 0)
Petr Lautrbach 802815
 		orig = NULL;
Petr Lautrbach 802815
 
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-	if (options.gss_keyex)
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-		gss = ssh_gssapi_server_mechanisms();
Petr Lautrbach 802815
-	else
Petr Lautrbach 802815
-		gss = NULL;
Petr Lautrbach 802815
+	if (options.gss_keyex) {
Petr Lautrbach 802815
+		if (FIPS_mode()) {
Petr Lautrbach 802815
+			logit("Disabling GSSAPIKeyExchange. Not usable in FIPS mode");
Petr Lautrbach 802815
+			options.gss_keyex = 0;
Petr Lautrbach 802815
+		} else {
Petr Lautrbach 802815
+			gss = ssh_gssapi_server_mechanisms();
Petr Lautrbach 802815
+		}
Petr Lautrbach 802815
+	}
Petr Lautrbach 802815
 
Petr Lautrbach 802815
 	if (gss && orig)
Petr Lautrbach 802815
 		xasprintf(&newstr, "%s,%s", gss, orig);
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/sshkey.c.fips openssh-7.5p1/sshkey.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/sshkey.c.fips	2017-06-30 12:06:36.459713777 +0200
Jakub Jelen 9dbec7
+++ openssh-7.5p1/sshkey.c	2017-06-30 12:06:36.470713747 +0200
Jakub Jelen 6cf9b8
@@ -34,6 +34,7 @@
Petr Lautrbach 190035
 #include <openssl/evp.h>
Petr Lautrbach 190035
 #include <openssl/err.h>
Petr Lautrbach 190035
 #include <openssl/pem.h>
Petr Lautrbach 190035
+#include <openssl/fips.h>
Jakub Jelen 132f8f
 #endif
Petr Lautrbach 190035
 
Petr Lautrbach 190035
 #include "crypto_api.h"
Jakub Jelen 9dbec7
@@ -58,6 +59,7 @@
Jakub Jelen 5b55d0
 #define SSHKEY_INTERNAL
Jakub Jelen 84d398
 #include "sshkey.h"
Jakub Jelen 84d398
 #include "match.h"
Jakub Jelen 9dbec7
+#include "log.h"
Jakub Jelen 84d398
 
Jakub Jelen 9dbec7
 /* openssh private key file format */
Jakub Jelen 9dbec7
 #define MARK_BEGIN		"-----BEGIN OPENSSH PRIVATE KEY-----\n"
Jakub Jelen 9dbec7
@@ -1587,6 +1589,8 @@ rsa_generate_private_key(u_int bits, RSA
Petr Lautrbach 190035
 	}
Petr Lautrbach 190035
 	if (!BN_set_word(f4, RSA_F4) ||
Petr Lautrbach 190035
 	    !RSA_generate_key_ex(private, bits, f4, NULL)) {
Petr Lautrbach 190035
+			if (FIPS_mode())
Petr Lautrbach 190035
+				logit("%s: the key length might be unsupported by FIPS mode approved key generation method", __func__);
Petr Lautrbach 190035
 		ret = SSH_ERR_LIBCRYPTO_ERROR;
Petr Lautrbach 190035
 		goto out;
Petr Lautrbach 190035
 	}
Jakub Jelen 9dbec7
diff -up openssh-7.5p1/ssh-keygen.c.fips openssh-7.5p1/ssh-keygen.c
Jakub Jelen 9dbec7
--- openssh-7.5p1/ssh-keygen.c.fips	2017-03-20 03:39:27.000000000 +0100
Jakub Jelen 9dbec7
+++ openssh-7.5p1/ssh-keygen.c	2017-06-30 12:06:36.470713747 +0200
Jakub Jelen 9dbec7
@@ -217,6 +217,12 @@ type_bits_valid(int type, const char *na
Jakub Jelen 9dbec7
 	    OPENSSL_DSA_MAX_MODULUS_BITS : OPENSSL_RSA_MAX_MODULUS_BITS;
Jakub Jelen 9dbec7
 	if (*bitsp > maxbits)
Jakub Jelen 9dbec7
 		fatal("key bits exceeds maximum %d", maxbits);
Jakub Jelen 9dbec7
+	if (FIPS_mode()) {
Jakub Jelen 9dbec7
+		if (type == KEY_DSA)
Jakub Jelen 9dbec7
+			fatal("DSA keys are not allowed in FIPS mode");
Jakub Jelen 9dbec7
+		if (type == KEY_ED25519)
Jakub Jelen 9dbec7
+			fatal("ED25519 keys are not allowed in FIPS mode");
Jakub Jelen 9dbec7
+	}
Jakub Jelen 5b55d0
 	switch (type) {
Jakub Jelen 5b55d0
 	case KEY_DSA:
Jakub Jelen 5b55d0
 		if (*bitsp != 1024)