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From 30238f96081e47178237e58f5229850514858fd3 Mon Sep 17 00:00:00 2001
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From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
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Date: Tue, 15 Nov 2016 06:33:36 +0000
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Subject: [PATCH] merge revision(s) 53064: [Backport #11810]
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* ext/openssl/ossl_ssl.c (ssl_npn_select_cb_common): fix parsing
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protocol list.
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The protocol list from OpenSSL is not null-terminated.
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patched by Kazuki Yamaguchi [Bug #11810] [ruby-core:72082]
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@56798 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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---
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ChangeLog | 7 +++++++
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ext/openssl/ossl_ssl.c | 17 +++++++----------
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2 files changed, 14 insertions(+), 10 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index cae6e73..f8f303e 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,3 +1,10 @@
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+Tue Nov 15 15:29:36 2016 NARUSE, Yui <naruse@ruby-lang.org>
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+
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+ * ext/openssl/ossl_ssl.c (ssl_npn_select_cb_common): fix parsing
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+ protocol list.
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+ The protocol list from OpenSSL is not null-terminated.
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+ patched by Kazuki Yamaguchi [Bug #11810] [ruby-core:72082]
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+
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Thu Feb 25 19:49:31 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* ext/socket/socket.c (sock_gethostname): support unlimited size
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diff --git a/ext/openssl/ossl_ssl.c b/ext/openssl/ossl_ssl.c
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index 0da1eb1..5b00cb7 100644
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--- a/ext/openssl/ossl_ssl.c
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+++ b/ext/openssl/ossl_ssl.c
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@@ -605,19 +605,16 @@ ssl_npn_select_cb_common(VALUE cb, const unsigned char **out, unsigned char *out
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{
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VALUE selected;
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long len;
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- unsigned char l;
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VALUE protocols = rb_ary_new();
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+ unsigned char l;
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+ const unsigned char *in_end = in + inlen;
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- /* The format is len_1|proto_1|...|len_n|proto_n\0 */
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- while (l = *in++) {
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- VALUE protocol;
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- if (l > inlen) {
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- ossl_raise(eSSLError, "Invalid protocol name list");
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- }
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- protocol = rb_str_new((const char *)in, l);
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- rb_ary_push(protocols, protocol);
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+ /* assume OpenSSL verifies this format */
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+ /* The format is len_1|proto_1|...|len_n|proto_n */
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+ while (in < in_end) {
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+ l = *in++;
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+ rb_ary_push(protocols, rb_str_new((const char *)in, l));
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in += l;
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- inlen -= l;
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}
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selected = rb_funcall(cb, rb_intern("call"), 1, protocols);
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