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authorMark J. Cox <mark@openssl.org>2008-05-28 07:26:33 +0000
committerMark J. Cox <mark@openssl.org>2008-05-28 07:26:33 +0000
commitd3b3a6d389c9824c80e503229ff2a6109031736f (patch)
tree59ad0500c75fa382cf5d11d30ba2b73fbad3a47c /ssl/t1_lib.c
parentfc260b09a16442ed76ba34b77eacd4fdcbce93cb (diff)
Fix double-free in TLS server name extensions which could lead to a remote
crash found by Codenomicon TLS test suite (CVE-2008-0891) Reviewed by: openssl-security@openssl.org Obtained from: jorton@redhat.com
Diffstat (limited to 'ssl/t1_lib.c')
-rw-r--r--ssl/t1_lib.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c
index 93a4caa48e..35f04afa4a 100644
--- a/ssl/t1_lib.c
+++ b/ssl/t1_lib.c
@@ -381,6 +381,7 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
s->session->tlsext_hostname[len]='\0';
if (strlen(s->session->tlsext_hostname) != len) {
OPENSSL_free(s->session->tlsext_hostname);
+ s->session->tlsext_hostname = NULL;
*al = TLS1_AD_UNRECOGNIZED_NAME;
return 0;
}