diff options
Diffstat (limited to 'app/openssl/crypto/rsa/rsa_oaep.c')
| -rw-r--r-- | app/openssl/crypto/rsa/rsa_oaep.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/app/openssl/crypto/rsa/rsa_oaep.c b/app/openssl/crypto/rsa/rsa_oaep.c index 18d307ea..af4d24a5 100644 --- a/app/openssl/crypto/rsa/rsa_oaep.c +++ b/app/openssl/crypto/rsa/rsa_oaep.c @@ -56,7 +56,8 @@ int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen, seed = to + 1; db = to + SHA_DIGEST_LENGTH + 1; - EVP_Digest((void *)param, plen, db, NULL, EVP_sha1(), NULL); + if (!EVP_Digest((void *)param, plen, db, NULL, EVP_sha1(), NULL)) + return 0; memset(db + SHA_DIGEST_LENGTH, 0, emlen - flen - 2 * SHA_DIGEST_LENGTH - 1); db[emlen - flen - SHA_DIGEST_LENGTH - 1] = 0x01; @@ -145,9 +146,10 @@ int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen, for (i = 0; i < dblen; i++) db[i] ^= maskeddb[i]; - EVP_Digest((void *)param, plen, phash, NULL, EVP_sha1(), NULL); + if (!EVP_Digest((void *)param, plen, phash, NULL, EVP_sha1(), NULL)) + return -1; - if (memcmp(db, phash, SHA_DIGEST_LENGTH) != 0 || bad) + if (CRYPTO_memcmp(db, phash, SHA_DIGEST_LENGTH) != 0 || bad) goto decoding_err; else { |