coolkey: Initialize potentially uninitialized memory

Thanks oss-fuzz https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28855
OpenSC · Mar 24, 2021 · 7114fb7 · 7114fb7
1 parent 9cc942f
commit 7114fb7
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/libopensc/pkcs15-coolkey.c b/src/libopensc/pkcs15-coolkey.c
@@ -425,7 +425,8 @@ coolkey_get_public_key_from_certificate(sc_pkcs15_card_t *p15card, sc_cardctl_co
 	sc_pkcs15_pubkey_t *key = NULL;
 	int r;
 
-	cert_info.value.value = NULL;
+	memset(&cert_info, 0, sizeof(cert_info));
+
 	r = coolkey_get_certificate(p15card->card, obj, &cert_info.value);
 	if (r < 0) {
 		goto fail;