diff options
| author | Dr. Stephen Henson <steve@openssl.org> | 2012-01-04 23:03:40 +0000 |
|---|---|---|
| committer | Dr. Stephen Henson <steve@openssl.org> | 2012-01-04 23:03:40 +0000 |
| commit | 6bf896d9b1693916d9e8d303f9e3cc04959632b2 (patch) | |
| tree | 1691ae92ad84b14781a06654e206e11099bd6238 /engines/ccgost/gost94_keyx.c | |
| parent | be71c37296b3ba43c944eaa220ac62413782bad3 (diff) | |
Check GOST parameters are not NULL (CVE-2012-0027)
Diffstat (limited to 'engines/ccgost/gost94_keyx.c')
| -rw-r--r-- | engines/ccgost/gost94_keyx.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/engines/ccgost/gost94_keyx.c b/engines/ccgost/gost94_keyx.c index 624be586a5..0d7d3ffe6a 100644 --- a/engines/ccgost/gost94_keyx.c +++ b/engines/ccgost/gost94_keyx.c @@ -261,6 +261,10 @@ int pkey_GOST94cp_decrypt(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *key_len } param = get_encryption_params(gkt->key_agreement_info->cipher); + if(!param){ + goto err; + } + gost_init(&cctx,param->sblock); OPENSSL_assert(gkt->key_agreement_info->eph_iv->length==8); memcpy(wrappedKey,gkt->key_agreement_info->eph_iv->data,8); |