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import UBI gstreamer1-plugins-base-1.22.12-5.el9_7

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AlmaLinux RelEng Bot 2026-03-31 16:33:06 -04:00
parent 2760892a64
commit a53d0c56c5
2 changed files with 51 additions and 1 deletions
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44
SOURCES/0001-riff-Correctly-check-that-enough-RGB-palette-data-is.patch Normal file
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@ -0,0 +1,44 @@
From 9ed23ad51f1da683dcd5a0646b0b9e76e12f41de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Wed, 11 Feb 2026 19:44:34 +0200
Subject: [PATCH] riff: Correctly check that enough RGB palette data is
available
This can otherwise overflow and result in out-of-bounds reads/writes.
Fixes GST-SA-2026-0004, ZDI-CAN-28854, CVE-2026-2921.
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/4901
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/10882>
---
subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c b/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c
index 74f99d6ad1..df4c4f09b0 100644
--- a/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c
+++ b/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c
@@ -994,7 +994,7 @@ gst_riff_create_video_caps (guint32 codec_fcc,
if (palette) {
GstBuffer *copy;
guint num_colors;
- gsize size;
+ gsize expected_size, size;
if (strf != NULL)
num_colors = strf->num_colors;
@@ -1003,7 +1003,9 @@ gst_riff_create_video_caps (guint32 codec_fcc,
size = gst_buffer_get_size (palette);
- if (size >= (num_colors * 4)) {
+ if (!g_size_checked_mul (&expected_size, num_colors, 4)) {
+ GST_WARNING ("Palette too large: broken file");
+ } else if (size >= expected_size) {
guint8 *pdata;
/* palette is always at least 256*4 bytes */
--
2.53.0

8
SPECS/gstreamer1-plugins-base.spec
View File

@ -9,7 +9,7 @@
Name: gstreamer1-plugins-base
Version: 1.22.12
Release: 4%{?dist}
Release: 5%{?dist}
Summary: GStreamer streaming media framework base plugins
License: LGPL-2.1-or-later
@ -32,6 +32,7 @@ Patch007: 0007-vorbisdec-Set-at-most-64-channels-to-NONE-position.patch
Patch008: 0008-ssaparse-Search-for-closing-brace-after-opening-brac.patch
Patch009: 0009-ssaparse-Don-t-use-strstr-on-strings-that-are-potent.patch
Patch010: 0010-subparse-Check-for-NULL-return-of-strchr-when-parsin.patch
Patch011: 0001-riff-Correctly-check-that-enough-RGB-palette-data-is.patch
BuildRequires: meson >= 0.48.0
@ -145,6 +146,7 @@ for the GStreamer Base Plugins library.
%patch -P 8 -p3
%patch -P 9 -p3
%patch -P 10 -p3
%patch -P 11 -p3
%build
%meson \
@ -520,6 +522,10 @@ chrpath --delete $RPM_BUILD_ROOT%{_bindir}/gst-play-1.0
%endif
%changelog
* Tue Mar 31 2026 Wim Taymans <wtaymans@redhat.com> - 1.22.12-5
- Apply patch for CVE-2026-2921
Resolves: RHEL-156241
* Fri Dec 13 2024 Wim Taymans <wtaymans@redhat.com> - 1.22.12-4
- Bump version
- Apply patches for CVE-2024-47538, CVE-2024-47541, CVE-2024-47542,