CVE-2026-109096

MEDIUM
MEDIUM Priority: 0.00 BB Relevance: 36/100
Published: 2026-11-13 Modified: 2026-11-13 First seen: 2026-11-13 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: None
A: High

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.

Affected Software (2)

VendorProductVersion
X.Org xorg-x11-server 0 < 21.1.26
X.Org xwayland 0 < 24.1.15

Bug Bounty Relevance

36 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

5.5 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

No EPSS data available

Intelligence Sources

mitre ref →
nvd ref →