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authorDaniel Stenberg <daniel@haxx.se>2013-11-29 22:46:05 +0100
committerDaniel Stenberg <daniel@haxx.se>2013-12-16 22:47:31 +0100
commit1dc43de0dccc2ea7da6dddb7b98f8d7dcf323914 (patch)
tree39a854a8cc010acc3ba917c865b071a3e0a78b50
parent8a8f9a5d5775ea58807b3c3ff86a9b96ae4b0925 (diff)
gtls: respect *VERIFYHOST independently of *VERIFYPEER
Security flaw CVE-2013-6422 This is conceptually the same problem and fix that 3c3622b6 brought to the OpenSSL backend and that resulted in CVE-2013-4545. This version of the problem was independently introduced to the GnuTLS backend with commit 59cf93cc, present in the code since the libcurl 7.21.4 release. Advisory: http://curl.haxx.se/docs/adv_20131217.html Bug: http://curl.haxx.se/mail/lib-2013-11/0214.html Reported-by: Marc Deslauriers
-rw-r--r--lib/gtls.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/lib/gtls.c b/lib/gtls.c
index 700e46a9d..b64dfa61c 100644
--- a/lib/gtls.c
+++ b/lib/gtls.c
@@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@@ -633,10 +633,8 @@ gtls_connect_step3(struct connectdata *conn,
else
infof(data, "\t server certificate verification OK\n");
}
- else {
+ else
infof(data, "\t server certificate verification SKIPPED\n");
- goto after_server_cert_verification;
- }
/* initialize an X.509 certificate structure. */
gnutls_x509_crt_init(&x509_cert);
@@ -766,8 +764,6 @@ gtls_connect_step3(struct connectdata *conn,
gnutls_x509_crt_deinit(x509_cert);
-after_server_cert_verification:
-
/* compression algorithm (if any) */
ptr = gnutls_compression_get_name(gnutls_compression_get(session));
/* the *_get_name() says "NULL" if GNUTLS_COMP_NULL is returned */