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-rw-r--r--openssl/engines/ccgost/gost2001_keyx.c4
-rw-r--r--openssl/engines/ccgost/gost94_keyx.c4
-rw-r--r--openssl/engines/ccgost/gost_pmeth.c12
3 files changed, 14 insertions, 6 deletions
diff --git a/openssl/engines/ccgost/gost2001_keyx.c b/openssl/engines/ccgost/gost2001_keyx.c
index 00759bcab..c74810285 100644
--- a/openssl/engines/ccgost/gost2001_keyx.c
+++ b/openssl/engines/ccgost/gost2001_keyx.c
@@ -280,6 +280,10 @@ int pkey_GOST01cp_decrypt(EVP_PKEY_CTX *pctx, unsigned char *key, size_t * key_l
}
param = get_encryption_params(gkt->key_agreement_info->cipher);
+ if(!param){
+ goto err;
+ }
+
gost_init(&ctx,param->sblock);
OPENSSL_assert(gkt->key_agreement_info->eph_iv->length==8);
memcpy(wrappedKey,gkt->key_agreement_info->eph_iv->data,8);
diff --git a/openssl/engines/ccgost/gost94_keyx.c b/openssl/engines/ccgost/gost94_keyx.c
index 624be586a..0d7d3ffe6 100644
--- a/openssl/engines/ccgost/gost94_keyx.c
+++ b/openssl/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);
diff --git a/openssl/engines/ccgost/gost_pmeth.c b/openssl/engines/ccgost/gost_pmeth.c
index caaea99d3..4a05853e5 100644
--- a/openssl/engines/ccgost/gost_pmeth.c
+++ b/openssl/engines/ccgost/gost_pmeth.c
@@ -123,7 +123,7 @@ static int pkey_gost_ctrl94_str(EVP_PKEY_CTX *ctx,
}
if (strlen(value) == 1)
{
- switch(toupper(value[0]))
+ switch(toupper((unsigned char)value[0]))
{
case 'A':
param_nid = NID_id_GostR3410_94_CryptoPro_A_ParamSet;
@@ -142,9 +142,9 @@ static int pkey_gost_ctrl94_str(EVP_PKEY_CTX *ctx,
break;
}
}
- else if ((strlen(value) == 2) && (toupper(value[0]) == 'X'))
+ else if ((strlen(value) == 2) && (toupper((unsigned char)value[0]) == 'X'))
{
- switch (toupper(value[1]))
+ switch (toupper((unsigned char)value[1]))
{
case 'A':
param_nid = NID_id_GostR3410_94_CryptoPro_XchA_ParamSet;
@@ -198,7 +198,7 @@ static int pkey_gost_ctrl01_str(EVP_PKEY_CTX *ctx,
}
if (strlen(value) == 1)
{
- switch(toupper(value[0]))
+ switch(toupper((unsigned char)value[0]))
{
case 'A':
param_nid = NID_id_GostR3410_2001_CryptoPro_A_ParamSet;
@@ -217,9 +217,9 @@ static int pkey_gost_ctrl01_str(EVP_PKEY_CTX *ctx,
break;
}
}
- else if ((strlen(value) == 2) && (toupper(value[0]) == 'X'))
+ else if ((strlen(value) == 2) && (toupper((unsigned char)value[0]) == 'X'))
{
- switch (toupper(value[1]))
+ switch (toupper((unsigned char)value[1]))
{
case 'A':
param_nid = NID_id_GostR3410_2001_CryptoPro_XchA_ParamSet;