diff options
Diffstat (limited to 'crypto/evp/e_rc5.c')
| -rw-r--r-- | crypto/evp/e_rc5.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/crypto/evp/e_rc5.c b/crypto/evp/e_rc5.c index 3fb372360d..3496a70193 100644 --- a/crypto/evp/e_rc5.c +++ b/crypto/evp/e_rc5.c @@ -72,12 +72,13 @@ static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr) static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc) { - if (EVP_CIPHER_CTX_get_key_length(ctx) > 255) { + const int key_len = EVP_CIPHER_CTX_get_key_length(ctx); + + if (key_len > 255 || key_len < 0) { ERR_raise(ERR_LIB_EVP, EVP_R_BAD_KEY_LENGTH); return 0; } - return RC5_32_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_get_key_length(ctx), - key, data(ctx)->rounds); + return RC5_32_set_key(&data(ctx)->ks, key_len, key, data(ctx)->rounds); } #endif |