CVE-2026-88812
X.Org Server XKB SetGeometry TextDoodad Double Free
HIGH
7.8
CVSS Score
Published: October 27, 2026 at 05:43 PM UTC
Updated: October 28, 2026 at 02:15 PM UTC
2 products affected across 2 vendorsXwaylandXorg X11-server
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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
Description
A double free in XKB SetGeometryin X.Org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by attached clients to cause a crash or potentially code in the x server context.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
CVSS
7.8HIGHsuse
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusAWAITING ANALYSIS
CWE
CWE-415
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