Fix a memory leak in RSA_padding_add_PKCS1_OAEP_mgf1
GH:
@@ -91,17 +91,21 @@ int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to, int tlen,
}
if (PKCS1_MGF1(dbmask, emlen - mdlen, seed, mdlen, mgf1md) < 0)
- return 0;
+ goto err;
for (i = 0; i < emlen - mdlen; i++)
db[i] ^= dbmask[i];
if (PKCS1_MGF1(seedmask, mdlen, db, emlen - mdlen, mgf1md) < 0)
- return 0;
+ goto err;
for (i = 0; i < mdlen; i++)
seed[i] ^= seedmask[i];
OPENSSL_free(dbmask);
return 1;
+
+ err:
+ OPENSSL_free(dbmask);
+ return 0;
}
int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
