Home / mailings [USN-8798-1] GStreamer Good Plugins vulnerabilities
Posted on 21 September 2026
Ubuntu Security==========================================================================Ubuntu Security Notice USN-8798-1
September 21, 2026
gst-plugins-good1.0 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 26.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in GStreamer Good Plugins.
Software Description:
- gst-plugins-good1.0: GStreamer plugins
Details:
It was discovered that GStreamer Good Plugins incorrectly parsed certain
MRF files. A remote attacker could possibly use this issue to execute
arbitrary code. (CVE-2026-18295, CVE-2026-18296)
It was discovered that GStreamer Good Plugins incorrectly parsed certain
PNG files. A remote attacker could possibly use this issue to execute
arbitrary code. (CVE-2026-18298)
DongHyeon Hwang discovered that GStreamer Good Plugins incorrectly
handled certain RTP packets. A remote attacker could possibly use this
issue to execute arbitrary code. (CVE-2026-18299)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 26.04 LTS
gstreamer1.0-gtk3 1.28.2-2ubuntu0.3
gstreamer1.0-plugins-good 1.28.2-2ubuntu0.3
gstreamer1.0-pulseaudio 1.28.2-2ubuntu0.3
gstreamer1.0-qt5 1.28.2-2ubuntu0.3
gstreamer1.0-qt6 1.28.2-2ubuntu0.3
Ubuntu 24.04 LTS
gstreamer1.0-gtk3 1.24.2-1ubuntu1.7
gstreamer1.0-plugins-good 1.24.2-1ubuntu1.7
gstreamer1.0-pulseaudio 1.24.2-1ubuntu1.7
gstreamer1.0-qt5 1.24.2-1ubuntu1.7
gstreamer1.0-qt6 1.24.2-1ubuntu1.7
libgstreamer-plugins-good1.0-0 1.24.2-1ubuntu1.7
libgstreamer-plugins-good1.0-dev 1.24.2-1ubuntu1.7
Ubuntu 22.04 LTS
gstreamer1.0-gtk3 1.20.3-0ubuntu1.9
gstreamer1.0-plugins-good 1.20.3-0ubuntu1.9
gstreamer1.0-pulseaudio 1.20.3-0ubuntu1.9
gstreamer1.0-qt5 1.20.3-0ubuntu1.9
libgstreamer-plugins-good1.0-0 1.20.3-0ubuntu1.9
libgstreamer-plugins-good1.0-dev 1.20.3-0ubuntu1.9
Ubuntu 20.04 LTS
gstreamer1.0-gtk3 1.16.3-0ubuntu1.3+esm3
Available with Ubuntu Pro
gstreamer1.0-plugins-good 1.16.3-0ubuntu1.3+esm3
Available with Ubuntu Pro
gstreamer1.0-pulseaudio 1.16.3-0ubuntu1.3+esm3
Available with Ubuntu Pro
gstreamer1.0-qt5 1.16.3-0ubuntu1.3+esm3
Available with Ubuntu Pro
libgstreamer-plugins-good1.0-0 1.16.3-0ubuntu1.3+esm3
Available with Ubuntu Pro
libgstreamer-plugins-good1.0-dev 1.16.3-0ubuntu1.3+esm3
Available with Ubuntu Pro
Ubuntu 18.04 LTS
gstreamer1.0-gtk3 1.14.5-0ubuntu1~18.04.3+esm3
Available with Ubuntu Pro
gstreamer1.0-plugins-good 1.14.5-0ubuntu1~18.04.3+esm3
Available with Ubuntu Pro
gstreamer1.0-pulseaudio 1.14.5-0ubuntu1~18.04.3+esm3
Available with Ubuntu Pro
gstreamer1.0-qt5 1.14.5-0ubuntu1~18.04.3+esm3
Available with Ubuntu Pro
libgstreamer-plugins-good1.0-0 1.14.5-0ubuntu1~18.04.3+esm3
Available with Ubuntu Pro
libgstreamer-plugins-good1.0-dev 1.14.5-0ubuntu1~18.04.3+esm3
Available with Ubuntu Pro
Ubuntu 16.04 LTS
gstreamer1.0-plugins-good 1.8.3-1ubuntu0.5+esm3
Available with Ubuntu Pro
gstreamer1.0-pulseaudio 1.8.3-1ubuntu0.5+esm3
Available with Ubuntu Pro
libgstreamer-plugins-good1.0-0 1.8.3-1ubuntu0.5+esm3
Available with Ubuntu Pro
libgstreamer-plugins-good1.0-dev 1.8.3-1ubuntu0.5+esm3
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-8798-1
CVE-2026-18295, CVE-2026-18296, CVE-2026-18298, CVE-2026-18299
Package Information:
https://launchpad.net/ubuntu/+source/gst-plugins-good1.0/1.28.2-2ubuntu0.3
https://launchpad.net/ubuntu/+source/gst-plugins-good1.0/1.24.2-1ubuntu1.7
https://launchpad.net/ubuntu/+source/gst-plugins-good1.0/1.20.3-0ubuntu1.9
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