Ubuntu Security Notices USN-8285-1 USN-8285-1: GStreamer Good Plugins vulnerability Publication date 20 May 2026 Overview GStreamer Good Plugins could be made to crash or run programs if it opened a specially crafted file. Releases 25.10 Open side navigation Close side navigation Packages Details Update instructions References Packages gst-plugins-good1.0 - GStreamer plugins Details It was discovered that GStreamer Good Plugins incorrectly handled certain MOV/MP4 media files. A remote attacker could use this issue to cause GStreamer Good Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code. It was discovered that GStreamer Good Plugins incorrectly handled certain MOV/MP4 media files. A remote attacker could use this issue to cause GStreamer Good Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions In general, a standard system update will make all the necessary changes. Learn more about how to get the fixes. The problem can be corrected by updating your system to the following package versions: Ubuntu Release Package Version 25.10 questing gstreamer1.0-plugins-good – 1.26.5-1ubuntu2.2 libgstreamer-plugins-good1.0-0 – 1.26.5-1ubuntu2.2 Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. Get Ubuntu Pro References CVE-2026-5056 CVE-2026-5056