Message ID | 20220114081939.218416-3-ebiggers@kernel.org |
---|---|
State | Superseded |
Headers | show |
Series | [1/3] crypto: rsa-pkcs1pad - correctly get hash from source scatterlist | expand |
diff --git a/crypto/rsa-pkcs1pad.c b/crypto/rsa-pkcs1pad.c index 7b223adebabf..6cd24b4b9b9e 100644 --- a/crypto/rsa-pkcs1pad.c +++ b/crypto/rsa-pkcs1pad.c @@ -476,6 +476,8 @@ static int pkcs1pad_verify_complete(struct akcipher_request *req, int err) pos++; if (digest_info) { + if (digest_info->size > dst_len - pos) + goto done; if (crypto_memneq(out_buf + pos, digest_info->data, digest_info->size)) goto done;