From 094d4019b8ccd3deab667bf0b0d8f10074347a79 Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Wed, 14 Apr 2010 00:30:12 +0000 Subject: [PATCH] check ASN1 type before using it --- engines/ccgost/gost_crypt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/engines/ccgost/gost_crypt.c b/engines/ccgost/gost_crypt.c index eb11f0e328..44f4e49bc9 100644 --- a/engines/ccgost/gost_crypt.c +++ b/engines/ccgost/gost_crypt.c @@ -459,13 +459,15 @@ int gost89_get_asn1_parameters(EVP_CIPHER_CTX *ctx,ASN1_TYPE *params) int ret = -1; int len; GOST_CIPHER_PARAMS *gcp = NULL; - unsigned char *p = params->value.sequence->data; + unsigned char *p; struct ossl_gost_cipher_ctx *c=ctx->cipher_data; if (ASN1_TYPE_get(params) != V_ASN1_SEQUENCE) { return ret; } + p = params->value.sequence->data; + gcp = d2i_GOST_CIPHER_PARAMS(NULL, (const unsigned char **)&p, params->value.sequence->length); -- 2.40.0