gstreamer1-plugins-base/0010-subparse-Check-for-NULL-return-of-strchr-when-parsin.patch
Wim Taymans 18e06fb530 Apply patches for CVE-2024-47538, CVE-2024-47541, CVE-2024-47542,
CVE-2024-47600, CVE-2024-47607, CVE-2024-47615, CVE-2024-47835
  Resolves: RHEL-70983, RHEL-71035, RHEL-70932, RHEL-71037
  Resolves: RHEL-71019, RHEL-70995, RHEL-71163
2024-12-13 16:02:03 +01:00

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Diff

From 570cba0db38693cc5576304b0f0fafaaddbdf750 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Wed, 9 Oct 2024 11:23:47 -0400
Subject: [PATCH 10/10] subparse: Check for NULL return of strchr() when
parsing LRC subtitles
Thanks to Antonio Morales for finding and reporting the issue.
Fixes GHSL-2024-263
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3892
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8100>
---
subprojects/gst-plugins-base/gst/subparse/gstsubparse.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/subprojects/gst-plugins-base/gst/subparse/gstsubparse.c b/subprojects/gst-plugins-base/gst/subparse/gstsubparse.c
index 1867dee69c..4ea4ec64a9 100644
--- a/subprojects/gst-plugins-base/gst/subparse/gstsubparse.c
+++ b/subprojects/gst-plugins-base/gst/subparse/gstsubparse.c
@@ -1068,6 +1068,11 @@ parse_lrc (ParserState * state, const gchar * line)
return NULL;
start = strchr (line, ']');
+ // sscanf() does not check for the trailing ] but only up to the last
+ // placeholder, so there might be no ] at the end.
+ if (!start)
+ return NULL;
+
if (start - line == 9)
milli = 10;
else
--
2.47.0