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fix: use constant-time comparisons for auth tags

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wangtsiao
2026-06-12 19:13:30 -10:00
parent 23375d1fa3
commit 3163d7d927
6 changed files with 7 additions and 7 deletions
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2
src/sm4_cbc_sm3_hmac.c
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@@ -161,7 +161,7 @@ int sm4_cbc_sm3_hmac_decrypt_finish(SM4_CBC_SM3_HMAC_CTX *ctx, uint8_t *out, siz
error_print();
return -1;
}
if (memcmp(mac, ctx->mac, SM3_HMAC_SIZE) != 0) {
if (gmssl_secure_memcmp(mac, ctx->mac, SM3_HMAC_SIZE) != 0) {
error_print();
return -1;
}