diff options
Diffstat (limited to 'meta/recipes-connectivity/openssl/openssl/CVE-2015-3194-1-Add-PSS-parameter-check.patch')
-rw-r--r-- | meta/recipes-connectivity/openssl/openssl/CVE-2015-3194-1-Add-PSS-parameter-check.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/openssl/openssl/CVE-2015-3194-1-Add-PSS-parameter-check.patch b/meta/recipes-connectivity/openssl/openssl/CVE-2015-3194-1-Add-PSS-parameter-check.patch new file mode 100644 index 0000000000..13d48913b3 --- /dev/null +++ b/meta/recipes-connectivity/openssl/openssl/CVE-2015-3194-1-Add-PSS-parameter-check.patch @@ -0,0 +1,45 @@ +From c394a488942387246653833359a5c94b5832674e Mon Sep 17 00:00:00 2001 +From: "Dr. Stephen Henson" <steve@openssl.org> +Date: Fri, 2 Oct 2015 12:35:19 +0100 +Subject: [PATCH] Add PSS parameter check. +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Avoid seg fault by checking mgf1 parameter is not NULL. This can be +triggered during certificate verification so could be a DoS attack +against a client or a server enabling client authentication. + +Thanks to Loïc Jonas Etienne (Qnective AG) for discovering this bug. + +CVE-2015-3194 + +Reviewed-by: Richard Levitte <levitte@openssl.org> + +Upstream-Status: Backport + +This patch was imported from +https://git.openssl.org/?p=openssl.git;a=commit;h=c394a488942387246653833359a5c94b5832674e + +Signed-off-by: Armin Kuster <akuster@mvista.com> + +--- + crypto/rsa/rsa_ameth.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/crypto/rsa/rsa_ameth.c b/crypto/rsa/rsa_ameth.c +index ca3922e..4e06218 100644 +--- a/crypto/rsa/rsa_ameth.c ++++ b/crypto/rsa/rsa_ameth.c +@@ -268,7 +268,7 @@ static X509_ALGOR *rsa_mgf1_decode(X509_ALGOR *alg) + { + const unsigned char *p; + int plen; +- if (alg == NULL) ++ if (alg == NULL || alg->parameter == NULL) + return NULL; + if (OBJ_obj2nid(alg->algorithm) != NID_mgf1) + return NULL; +-- +2.3.5 + |