coolkey: Initialize potentially uninitialized memory

Thanks oss-fuzz https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28855
2021-03-24 10:57:27 +01:00 · 2021-03-24 10:57:27 +01:00 · 7114fb71b5
parent 9cc942fd47
commit 7114fb71b5
1 changed files with 2 additions and 1 deletions
--- 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;