{"id":"CVE-2026-121259","title":"Gst-plugins-bad: gst-plugins-bad: integer overflows and division by zero in jpeg 2000 decimator","summary":"A flaw was found in the GStreamer JPEG 2000 decimator in gst-plugins-bad. Crafted JPEG 2000 media can cause integer overflows or division by zero during tile processing. An application that processes the malicious media may crash, result…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-190"],"vendor":"Red Hat","product":"gstreamer1-plugins-bad-free","affected":["gstreamer1-plugins-bad-free (all versions)","gstreamer1-plugins-bad-free (all versions)","gstreamer1-plugins-bad-free (all versions)","gstreamer1-plugins-bad-free (all versions)"],"published":"2026-11-03","updated":"2026-11-05","sourceUpdated":"2026-11-05T19:03:12.427Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-121259","references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-121259"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2565686","label":"RHBZ#2565686"},{"url":"https://gstreamer.freedesktop.org/releases/1.28/"},{"url":"https://gstreamer.freedesktop.org/security/sa-2026-0015.html"}],"tags":["cve.org"],"epss":0.00332,"epssPercentile":0.26501,"ingestedAt":"2026-11-05T22:38:31.496Z","slug":"CVE-2026-121259","body":"## Overview\n\nA flaw was found in the GStreamer JPEG 2000 decimator in gst-plugins-bad. Crafted JPEG 2000 media can cause integer overflows or division by zero during tile processing. An application that processes the malicious media may crash, resulting in a denial of service.\n\n## Affected\n\n- `gstreamer1-plugins-bad-free (all versions)`\n- `gstreamer1-plugins-bad-free (all versions)`\n- `gstreamer1-plugins-bad-free (all versions)`\n- `gstreamer1-plugins-bad-free (all versions)`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n### Workarounds\n\nApplications that do not require JPEG 2000 decimation can avoid using the jp2kdecimator element and reject untrusted JPEG 2000 media before it reaches a pipeline that uses this element.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}