Skip to main content
VulnerabilityPublished Updated

CVE-2026-125703: Gst plugins bad1.0 · A flaw was found in the GStreamer gst-plugins-bad MXF plugin

Affects gst-plugins-bad1.0Source GCVE Database

0
Compare
Authoritative record:CVE-2026-125703· 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

There is no complete mitigation available while processing untrusted MXF content with the affected plugin. If MXF support is not required, disable the MXF plugin in affected GStreamer applications. Otherwise, restrict MXF inputs to trusted sources. Disabling MXF handling will prevent legitimate MXF playback and transcoding.

Description

A vulnerability exists in the GStreamer gst-plugins-bad MXF plugin due to insufficient bounds checks when parsing crafted VANC data and incorrect buffer size calculations when muxing multiple ancillary packets. This can lead to out-of-bounds reads and writes, potentially crashing the application and causing a denial of service. The flaw affects multiple specific versions of gst-plugins-bad1.0 as used in various Ubuntu packages. No confidentiality or integrity impacts have been established. Mitigation involves disabling the MXF plugin if MXF support is not required or restricting MXF inputs to trusted sources.

References

Community reviews

Loading reviews…