Fix: null pointer dereference vulnerability

Official github issue trusteddomainproject#256 CVE-2024-25768
Adadov · Jun 19, 2024 · 17e5e0a · 17e5e0a
1 parent 5c7cfd9
commit 17e5e0a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/libopendmarc/opendmarc_policy.c b/libopendmarc/opendmarc_policy.c
@@ -1475,7 +1475,7 @@ opendmarc_policy_fetch_ruf(DMARC_POLICY_T *pctx, u_char *list_buf, size_t size_o
 	{
 		return NULL;
 	}
-	if (list_buf != NULL || size_of_buf > 0)
+	if (list_buf != NULL && size_of_buf > 0)
 	{
 		(void) memset(list_buf, '\0', size_of_buf);
 		sp = list_buf;