CVE-2026-109096 - Vulnerability Details - OpenCVE

Incorrect handling of negative returns from ddQueryImageAttributes() when processing XvPutImage requests in X.Org xwayland before 24.1.15 and X Server before 21.1.26 could be used by authenticated X clients to crash the X server.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Vendors	Products
X.org Subscribe	Xorg-x11-server Subscribe Xwayland Subscribe

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://gitlab.freedesktop.org/xorg/xserver/-/commit/1376ac1f0edad6bd44dc6db3b4e49370a60d8e2f

History

Fri, 13 Nov 2026 13:30:00 +0000

Type	Values Removed	Values Added
Description		Incorrect handling of negative returns from ddQueryImageAttributes() when processing XvPutImage requests in X.Org xwayland before 24.1.15 and X Server before 21.1.26 could be used by authenticated X clients to crash the X server.
Title		X.Org Server XvPutImage Negative Image Size Length Bypass
First Time appeared		X.org X.org xorg-x11-server X.org xwayland
Weaknesses		CWE-805
CPEs		cpe:2.3:a:x.org:xorg-x11-server:::::::: cpe:2.3:a:x.org:xwayland::::::::
Vendors & Products		X.org X.org xorg-x11-server X.org xwayland
References		https://gitlab.freedesktop.org/xorg/xserver/-/commit/1376ac1f0edad6bd44dc6db3b4e49370a60d8e2f
Metrics		cvssV3_1 `{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: suse

Published: 2026-11-13T13:23:13.658Z

Updated: 2026-11-13T13:23:13.658Z

Reserved: 2026-10-12T06:41:23.778Z

Link: CVE-2026-109096

Vulnrichment

No data.

NVD

Status : Awaiting Analysis

Published: 2026-11-13T14:17:47.403

Modified: 2026-11-13T14:17:47.500

Link: CVE-2026-109096

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-805

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