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Merge pull request #6334 from SparkiDev/openssl_ec_set_priv_key_check

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OpenSSL EC API: fix setting private key
This commit is contained in:
JacobBarthelmeh
2023-04-25 16:32:53 -06:00
committed by GitHub
parent 2641c493b3 673d72a2dc
commit 5c97dfbb4c
2 changed files with 10 additions and 3 deletions
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src/pk.c
+8 -1
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@@ -12753,7 +12753,7 @@ WOLFSSL_BIGNUM *wolfSSL_EC_KEY_get0_private_key(const WOLFSSL_EC_KEY *key)
* @return 0 on failure.
*/
int wolfSSL_EC_KEY_set_private_key(WOLFSSL_EC_KEY *key,
const WOLFSSL_BIGNUM *priv_key)
const WOLFSSL_BIGNUM *priv_key)
{
int ret = 1;
@@ -12765,6 +12765,13 @@ int wolfSSL_EC_KEY_set_private_key(WOLFSSL_EC_KEY *key,
ret = 0;
}
/* Check for obvious invalid values. */
if (wolfSSL_BN_is_negative(priv_key) || wolfSSL_BN_is_zero(priv_key) ||
wolfSSL_BN_is_one(priv_key)) {
WOLFSSL_MSG("Invalid private key value");
ret = 0;
}
if (ret == 1) {
/* Free key if previously set. */
if (key->priv_key != NULL) {