diff options
Diffstat (limited to 'drivers/crypto/qat/qat_common/qat_asym_algs.c')
| -rw-r--r-- | drivers/crypto/qat/qat_common/qat_asym_algs.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/crypto/qat/qat_common/qat_asym_algs.c b/drivers/crypto/qat/qat_common/qat_asym_algs.c index 25bbd22085c3..947eeff181b4 100644 --- a/drivers/crypto/qat/qat_common/qat_asym_algs.c +++ b/drivers/crypto/qat/qat_common/qat_asym_algs.c @@ -656,6 +656,10 @@ static int qat_rsa_enc(struct akcipher_request *req) req->dst_len = ctx->key_sz; return -EOVERFLOW; } + + if (req->src_len > ctx->key_sz) + return -EINVAL; + memset(msg, '\0', sizeof(*msg)); ICP_QAT_FW_PKE_HDR_VALID_FLAG_SET(msg->pke_hdr, ICP_QAT_FW_COMN_REQ_FLAG_SET); @@ -785,6 +789,10 @@ static int qat_rsa_dec(struct akcipher_request *req) req->dst_len = ctx->key_sz; return -EOVERFLOW; } + + if (req->src_len > ctx->key_sz) + return -EINVAL; + memset(msg, '\0', sizeof(*msg)); ICP_QAT_FW_PKE_HDR_VALID_FLAG_SET(msg->pke_hdr, ICP_QAT_FW_COMN_REQ_FLAG_SET); |