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VulnerabilityPublished Updated

CVE-2026-125706: Gst plugins bad1.0 · A flaw was found in GStreamer's gst-plugins-bad MPEG Program Stream demuxer and

Affects gst-plugins-bad1.0Source GCVE Database

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Authoritative record:CVE-2026-125706· Medium 6.5

Not known to be exploited · CVSS 6.5 Medium.

Data as of 13 Nov 2026, 22:33 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.16.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.04 LTSgst-plugins-bad1.0pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=resoluteOther threatsAffected
  • 1.26.5-1ubuntu2 – 1.28.2-1ubuntu1.2
9 affected builds
Fixed in–
Ubuntu Pro 24.04 LTSgst-plugins-bad1.0pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps/nobleOther threatsAffected
  • 1.22.4-1ubuntu1 – 1.24.2-1ubuntu4+esm2
9 affected builds
Fixed in–
Ubuntu Pro 22.04 LTSgst-plugins-bad1.0pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps/jammyOther threatsAffected
  • 1.18.5-1ubuntu1 – 1.20.3-0ubuntu1.1+esm3
8 affected builds
Fixed in–
Ubuntu Pro 20.04 LTSgst-plugins-bad1.0pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps/focalOther threatsAffected
  • 1.16.1-1ubuntu1 – 1.16.3-0ubuntu1.1+esm2
14 affected builds
Fixed in–
Ubuntu Pro 18.04 LTSgst-plugins-bad1.0pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps/bionicOther threatsAffected
  • 1.12.3-1ubuntu1 – 1.14.5-0ubuntu1~18.04.1+esm2
13 affected builds
Fixed in–
Ubuntu Pro 16.04 LTSgst-plugins-bad1.0pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps-legacy/xenialOther threatsAffected
  • 1.6.0-1ubuntu1 – 1.8.3-1ubuntu0.2+esm2
16 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Red Hat advises setting the environment variable GST_PLUGIN_FEATURE_RANK=mpegpsdemux:NONE in affected processes to prevent automatic selection of the vulnerable MPEG Program Stream demuxer. Applications explicitly using the vulnerable plugins should avoid processing untrusted MPEG Program Stream or DVD input until a fixed package is available. These mitigations disable affected playback paths but are not complete fixes. Users should apply vendor patches when released. Some Red Hat Enterprise Linux versions have fixes deferred under the Moderate policy; check vendor advisories for updates.

Description

A vulnerability in GStreamer's gst-plugins-bad MPEG Program Stream demuxer and resindvd DVD-playback plugin allows an out-of-bounds read when processing specially crafted MPEG Program Stream files. This can cause the application to crash, resulting in a denial of service. The flaw arises because the PES header parsers do not adequately verify the remaining data before reading timestamps and optional header fields. The vulnerability requires user interaction to open or initiate playback of a crafted file and does not impact confidentiality or integrity.

References

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