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authorXin LI <delphij@FreeBSD.org>2013-04-02 17:34:42 +0000
committerXin LI <delphij@FreeBSD.org>2013-04-02 17:34:42 +0000
commit0d9d75b124880ee5a3aeb5c2af92a04340c02bef (patch)
tree953639ad57c000dc6351819b4798541490d39802 /crypto/openssl/crypto/bn/bn_gf2m.c
parent660eb4006e69a82831062be4a4af070afccf64bc (diff)
downloadsrc-releng/9.0.tar.gz
src-releng/9.0.zip
Fix OpenSSL multiple vulnerabilities. [13:03]releng/9.0
Fix BIND remote denial of service. [13:04] Security: CVE-2013-0166, CVE-2013-0169 Security: FreeBSD-SA-13:03.openssl Security: CVE-2013-2266 Security: FreeBSD-SA-13:04.bind Approved by: so
Notes
Notes: svn path=/releng/9.0/; revision=249029
Diffstat (limited to 'crypto/openssl/crypto/bn/bn_gf2m.c')
-rw-r--r--crypto/openssl/crypto/bn/bn_gf2m.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/openssl/crypto/bn/bn_gf2m.c b/crypto/openssl/crypto/bn/bn_gf2m.c
index ae642ccb3943..5d90f1e88be2 100644
--- a/crypto/openssl/crypto/bn/bn_gf2m.c
+++ b/crypto/openssl/crypto/bn/bn_gf2m.c
@@ -607,6 +607,7 @@ int BN_GF2m_mod_inv(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx)
{
while (!BN_is_odd(u))
{
+ if (BN_is_zero(u)) goto err;
if (!BN_rshift1(u, u)) goto err;
if (BN_is_odd(b))
{