CVE-2026-39043

Publication date 17 June 2026

Last updated 17 July 2026

Ubuntu priority

Description

Heap buffer overflow in Matroska demuxer

Show unmaintained releases

Package	Ubuntu Release	Status
gst-plugins-good1.0	26.04 LTS resolute	Not affected
	25.10 questing	Ignored end of life, was needs-triage
	24.04 LTS noble	Needs evaluation
	22.04 LTS jammy	Needs evaluation
	20.04 LTS focal	Needs evaluation
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
gst-plugins-good1.0	Upstream: 8647118 Upstream: 6db6dd0