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From 56f881c5eaa3d8c02c96607c4b9e4eaf959a044d Mon Sep 17 00:00:00 2001
From: Laszlo Varady <laszlo.varady@protonmail.com>
Date: Sat, 20 Aug 2022 14:30:51 +0200
Subject: [PATCH 8/8/] timeutils: fix out-of-bounds reading of data buffer
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
CVE: CVE-2022-38725
Upstream-Status: Backport
[https://github.com/syslog-ng/syslog-ng/commit/56f881c5eaa3d8c02c96607c4b9e4eaf959a044d]
Signed-off-by: László Várady <laszlo.varady@protonmail.com>
Signed-off-by: Yogita Urade <yogita.urade@windriver.com>
---
lib/timeutils/scan-timestamp.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/timeutils/scan-timestamp.c b/lib/timeutils/scan-timestamp.c
index 125264677..c00d8e6a9 100644
--- a/lib/timeutils/scan-timestamp.c
+++ b/lib/timeutils/scan-timestamp.c
@@ -431,7 +431,7 @@ __parse_bsd_timestamp(const guchar **data, gint *length, WallClockTime *wct)
if (!scan_pix_timestamp((const gchar **) &src, &left, wct))
return FALSE;
- if (*src == ':')
+ if (left && *src == ':')
{
src++;
left--;
@@ -482,7 +482,7 @@ scan_rfc3164_timestamp(const guchar **data, gint *length, WallClockTime *wct)
* looking at you, skip that as well, so we can reliably detect IPv6
* addresses as hostnames, which would be using ":" as well. */
- if (*src == ':')
+ if (left && *src == ':')
{
++src;
--left;
--
2.34.1
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