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CVE-2026-119777 Details

Description

A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://access.redhat.com/security/cve/CVE-2026-119777	[email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2564164	[email protected]
https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/11241	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

5 change records found show changes

Date	Action	Recorded By
Nov 4, 2026	CVE Modified	[email protected]
Nov 3, 2026	CVE Modified	[email protected]
Nov 3, 2026	CVE Modified	[email protected]
Oct 30, 2026	CVE Modified	CISA-ADP
Oct 30, 2026	New CVE Received	[email protected]