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From 7d0f882b196ce9045488dee68ec979b4fb96d6d5 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?G=C3=BCnther=20Deschner?= <gd@samba.org>
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Date: Fri, 20 Sep 2019 18:32:43 +0200
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Subject: [PATCH 132/187] auth/gensec: fix non-AES schannel seal
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BUG: https://bugzilla.samba.org/show_bug.cgi?id=14134
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Guenther
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Signed-off-by: Guenther Deschner <gd@samba.org>
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Reviewed-by: Andreas Schneider <asn@samba.org>
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(cherry picked from commit 709d54d68a9c2cb3cda91d9ab63228a7adbaceb4)
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---
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auth/gensec/schannel.c | 9 +++++++++
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selftest/knownfail | 1 +
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2 files changed, 10 insertions(+)
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diff --git a/auth/gensec/schannel.c b/auth/gensec/schannel.c
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index b5e6289ef3f..9f2611e5f04 100644
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--- a/auth/gensec/schannel.c
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+++ b/auth/gensec/schannel.c
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@@ -428,6 +428,15 @@ static NTSTATUS netsec_do_seal(struct schannel_state *state,
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ZERO_ARRAY(_sealing_key);
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return gnutls_error_to_ntstatus(rc, NT_STATUS_CRYPTO_SYSTEM_INVALID);
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}
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+ gnutls_cipher_deinit(cipher_hnd);
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+ rc = gnutls_cipher_init(&cipher_hnd,
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+ GNUTLS_CIPHER_ARCFOUR_128,
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+ &sealing_key,
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+ NULL);
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+ if (rc < 0) {
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+ ZERO_ARRAY(_sealing_key);
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+ return gnutls_error_to_ntstatus(rc, NT_STATUS_CRYPTO_SYSTEM_INVALID);
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+ }
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rc = gnutls_cipher_encrypt(cipher_hnd,
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data,
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length);
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diff --git a/selftest/knownfail b/selftest/knownfail
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index 7b54b77a708..95db97a44e0 100644
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--- a/selftest/knownfail
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+++ b/selftest/knownfail
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@@ -374,3 +374,4 @@
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^samba.tests.ntlmdisabled.python\(ktest\).python2.ntlmdisabled.NtlmDisabledTests.test_samr_change_password\(ktest\)
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^samba.tests.ntlmdisabled.python\(ad_dc_no_ntlm\).python3.ntlmdisabled.NtlmDisabledTests.test_ntlm_connection\(ad_dc_no_ntlm\)
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^samba.tests.ntlmdisabled.python\(ad_dc_no_ntlm\).python2.ntlmdisabled.NtlmDisabledTests.test_ntlm_connection\(ad_dc_no_ntlm\)
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+^samba.unittests.schannel.torture_schannel_seal_aes
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--
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2.23.0
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