From 9f331a945071365ccc0cfba24241c4af6919af30 Mon Sep 17 00:00:00 2001
From: Petr Mensik <pemensik@redhat.com>
Date: Mon, 15 Feb 2021 12:18:14 +0100
Subject: [PATCH] CVE-2020-8625
5562. [security] Fix off-by-one bug in ISC SPNEGO implementation.
(CVE-2020-8625) [GL #2354]
---
lib/dns/spnego.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/dns/spnego.c b/lib/dns/spnego.c
index dea108b..13cf15d 100644
--- a/lib/dns/spnego.c
+++ b/lib/dns/spnego.c
@@ -877,7 +877,7 @@ der_get_oid(const unsigned char *p, size_t len, oid *data, size_t *size) {
return (ASN1_OVERRUN);
}
- data->components = malloc(len * sizeof(*data->components));
+ data->components = malloc((len + 1) * sizeof(*data->components));
if (data->components == NULL) {
return (ENOMEM);
}
--
2.26.2