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Gst plugins good1.0: Heap buffer overflow in Matroska demuxer

0
Medium
Published: 06/17/2026 (06/17/2026, 00:00:00 UTC)
Source: GCVE Database
Product: gst-plugins-good1.0

Description

A heap buffer overflow vulnerability exists in the Matroska demuxer component of gst-plugins-good1.0. This vulnerability affects certain versions of gst-plugins-good1.0 prior to 1.20.3-0ubuntu1.7 and 1.24.2-1ubuntu1.5. No CVSS score or detailed impact information is provided. No known exploits in the wild have been reported. The vulnerability affects multiple Ubuntu LTS and standard releases.

Affected software

Ubuntu:Pro:16.04:LTSmore threats →ghsa
gst-plugins-good1.0
pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-infra/xenial
Affected versions
=1.6.0-1ubuntu1=1.6.1-1ubuntu1=1.6.2-1ubuntu1=1.7.1-1ubuntu1=1.7.2-1ubuntu1=1.7.90-1ubuntu1=1.7.91-1ubuntu1=1.8.0-1ubuntu1=1.8.1-1ubuntu0.1=1.8.2-1ubuntu0.1=1.8.2-1ubuntu0.2=1.8.2-1ubuntu0.3=1.8.3-1ubuntu0.3=1.8.3-1ubuntu0.4=1.8.3-1ubuntu0.5=1.8.3-1ubuntu0.5+esm1
Ubuntu:Pro:18.04:LTSmore threats →ghsa
gst-plugins-good1.0
pkg:deb/ubuntu/[email protected]~18.04.3+esm1?arch=source&distro=esm-infra/bionic
Affected versions
=1.12.3-1ubuntu1=1.12.4-1ubuntu1=1.13.1-1ubuntu1=1.13.91-1ubuntu1=1.14.0-1ubuntu1=1.14.1-1ubuntu1~ubuntu18.04.1=1.14.4-1ubuntu1~ubuntu18.04.1=1.14.5-0ubuntu1~18.04.1=1.14.5-0ubuntu1~18.04.2=1.14.5-0ubuntu1~18.04.3=1.14.5-0ubuntu1~18.04.3+esm1
Ubuntu:Pro:20.04:LTSmore threats →ghsa
gst-plugins-good1.0
pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-infra/focal
Affected versions
=1.16.1-1ubuntu1=1.16.2-1ubuntu1=1.16.2-1ubuntu2=1.16.2-1ubuntu2.1=1.16.3-0ubuntu1=1.16.3-0ubuntu1.1=1.16.3-0ubuntu1.2=1.16.3-0ubuntu1.3=1.16.3-0ubuntu1.3+esm1
Ubuntu:22.04:LTSmore threats →ghsa
gst-plugins-good1.0
pkg:deb/ubuntu/[email protected]?arch=source&distro=jammy
Affected versions
=1.18.5-1ubuntu2=1.18.5-1ubuntu3=1.20.0-2ubuntu1=1.20.1-1ubuntu1=1.20.3-0ubuntu1=1.20.3-0ubuntu1.1=1.20.3-0ubuntu1.3=1.20.3-0ubuntu1.4=1.20.3-0ubuntu1.5=1.20.3-0ubuntu1.6
Ubuntu:24.04:LTSmore threats →ghsa
gst-plugins-good1.0
pkg:deb/ubuntu/[email protected]?arch=source&distro=noble
Affected versions
=1.22.6-1ubuntu1=1.22.6-1ubuntu2=1.22.8-3ubuntu1=1.22.9-1ubuntu1=1.24.0-1ubuntu5=1.24.0-1ubuntu7=1.24.1-2ubuntu1=1.24.2-1ubuntu1=1.24.2-1ubuntu1.1=1.24.2-1ubuntu1.2=1.24.2-1ubuntu1.3=1.24.2-1ubuntu1.4
Ubuntu:25.10more threats →ghsa
gst-plugins-good1.0
pkg:deb/ubuntu/[email protected]?arch=source&distro=questing
Affected versions
=1.26.0-1ubuntu2=1.26.0-1ubuntu3=1.26.2-1ubuntu1=1.26.4-1ubuntu1=1.26.5-1ubuntu1=1.26.5-1ubuntu2=1.26.5-1ubuntu2.1=1.26.5-1ubuntu2.2=1.26.5-1ubuntu2.3

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/23/2026, 00:55:33 UTC

Technical Analysis

The gst-plugins-good1.0 package contains a heap buffer overflow vulnerability in its Matroska demuxer. This vulnerability affects versions earlier than 1.20.3-0ubuntu1.7 and 1.24.2-1ubuntu1.5 as distributed in various Ubuntu releases. No further technical details or exploitation methods are provided in the source data. No CVSS score or vendor advisory is available to confirm patch status or mitigation.

Potential Impact

Heap buffer overflow vulnerabilities can potentially lead to application crashes or arbitrary code execution if exploited. However, no known exploits in the wild have been reported for this issue. The exact impact on confidentiality, integrity, or availability is not detailed in the available information.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor official Ubuntu security advisories for updates and apply any available patches for gst-plugins-good1.0 to address this vulnerability.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
UBUNTU-CVE-2026-39043
Osv Schema Version
1.7.0
Aliases
[]
Ecosystems
["Ubuntu:Pro:16.04:LTS","Ubuntu:Pro:18.04:LTS","Ubuntu:Pro:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:25.10"]
Database Specific Severity
null
Cvss Version
null

Threat ID: 6a5b619e2d1edb114c882914

Added to database: 07/18/2026, 11:21:02 UTC

Last enriched: 07/23/2026, 00:55:33 UTC

Last updated: 07/31/2026, 12:26:59 UTC

Views: 7

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