import CS gstreamer1-plugins-base-1.22.12-9.el9
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AlmaLinux RelEng Bot
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From a8f51eaa18a0a3c5a4ace173b8724c73c8b1646d Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
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Date: Fri, 19 Jun 2026 13:48:16 +0300
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Subject: [PATCH] opusdec: Don't use any channel positions for >64 channels
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We don't support this.
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Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/work_items/5122
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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/12044>
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---
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subprojects/gst-plugins-base/ext/opus/gstopusdec.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/subprojects/gst-plugins-base/ext/opus/gstopusdec.c b/subprojects/gst-plugins-base/ext/opus/gstopusdec.c
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index 03d061a..c3bfe2f 100644
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--- a/subprojects/gst-plugins-base/ext/opus/gstopusdec.c
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+++ b/subprojects/gst-plugins-base/ext/opus/gstopusdec.c
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@@ -359,6 +359,8 @@ gst_opus_dec_negotiate (GstOpusDec * dec, const GstAudioChannelPosition * pos)
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GST_DEBUG_OBJECT (dec, "Using a default of 2 channels");
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dec->n_channels = 2;
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pos = NULL;
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+ } else if (dec->n_channels > 64) {
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+ pos = NULL;
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}
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if (dec->sample_rate == 0) {
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@ -0,0 +1,44 @@
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From 9ed23ad51f1da683dcd5a0646b0b9e76e12f41de Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
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Date: Wed, 11 Feb 2026 19:44:34 +0200
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Subject: [PATCH] riff: Correctly check that enough RGB palette data is
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available
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This can otherwise overflow and result in out-of-bounds reads/writes.
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Fixes GST-SA-2026-0004, ZDI-CAN-28854, CVE-2026-2921.
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Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/4901
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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/10882>
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---
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subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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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
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index 74f99d6ad1..df4c4f09b0 100644
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--- a/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c
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+++ b/subprojects/gst-plugins-base/gst-libs/gst/riff/riff-media.c
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@@ -994,7 +994,7 @@ gst_riff_create_video_caps (guint32 codec_fcc,
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if (palette) {
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GstBuffer *copy;
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guint num_colors;
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- gsize size;
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+ gsize expected_size, size;
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if (strf != NULL)
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num_colors = strf->num_colors;
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@@ -1003,7 +1003,9 @@ gst_riff_create_video_caps (guint32 codec_fcc,
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size = gst_buffer_get_size (palette);
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- if (size >= (num_colors * 4)) {
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+ if (!g_size_checked_mul (&expected_size, num_colors, 4)) {
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+ GST_WARNING ("Palette too large: broken file");
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+ } else if (size >= expected_size) {
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guint8 *pdata;
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/* palette is always at least 256*4 bytes */
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--
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2.53.0
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@ -9,7 +9,7 @@
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Name: gstreamer1-plugins-base
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Version: 1.22.12
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Release: 4%{?dist}
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Release: 9%{?dist}
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Summary: GStreamer streaming media framework base plugins
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License: LGPL-2.1-or-later
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@ -32,6 +32,10 @@ Patch007: 0007-vorbisdec-Set-at-most-64-channels-to-NONE-position.patch
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Patch008: 0008-ssaparse-Search-for-closing-brace-after-opening-brac.patch
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Patch009: 0009-ssaparse-Don-t-use-strstr-on-strings-that-are-potent.patch
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Patch010: 0010-subparse-Check-for-NULL-return-of-strchr-when-parsin.patch
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Patch011: 0001-riff-Correctly-check-that-enough-RGB-palette-data-is.patch
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# https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/12044
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# https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/178ae5ac20db75e56d65e4c4bc142bb234387807
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Patch012: 0001-opusdec-Don-t-use-any-channel-positions-for-64-chann.patch
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BuildRequires: meson >= 0.48.0
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@ -145,6 +149,8 @@ for the GStreamer Base Plugins library.
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%patch -P 8 -p3
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%patch -P 9 -p3
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%patch -P 10 -p3
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%patch -P 11 -p3
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%patch -P 12 -p3
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%build
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%meson \
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@ -520,6 +526,23 @@ chrpath --delete $RPM_BUILD_ROOT%{_bindir}/gst-play-1.0
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%endif
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%changelog
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* Tue Aug 25 2026 RHEL Packaging Agent <redhat-ymir-agent@redhat.com> - 1.22.12-9
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- Apply patch for CVE-2026-18297
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* Wed Apr 01 2026 Tomas Pelka <tpelka@redhat.com> - 1.22.12-8
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- Rebuild again -7 was build in wrong target
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* Tue Mar 31 2026 Veronika Kabatova <vkabatov@redhat.com> - 1.22.12-7
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- Rebuild to fix missing binaries due to buildsystem oversight
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* Mon Mar 30 2026 Tomas Pelka <tpelka@redhat.com> - 1.22.12-6
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- Rebuild for z-stream
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Resolves: RHEL-156272, RHEL-156273
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* Fri Mar 27 2026 Wim Taymans <wtaymans@redhat.com> - 1.22.12-5
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- Apply patch for CVE-2026-2921
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Resolves: RHEL-156249
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* Fri Dec 13 2024 Wim Taymans <wtaymans@redhat.com> - 1.22.12-4
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- Bump version
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- Apply patches for CVE-2024-47538, CVE-2024-47541, CVE-2024-47542,
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