- Vulnerability/
- ZDI-25-141
ZDI-25-141: X.Org Server XkbSizeKeySyms Heap-based Buffer Overflow Privilege Escalation Vulnerability
First published: Thu Mar 13 2025(Updated: )
This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-26596.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| X.org X.org Server |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of ZDI-25-141?
The severity of ZDI-25-141 is rated at 7.8 on the CVSS scale, indicating a high risk of privilege escalation.
How do I fix ZDI-25-141?
To fix ZDI-25-141, update to the latest version of X.Org Server that includes the necessary security patches.
Who is affected by ZDI-25-141?
ZDI-25-141 affects installations of X.Org Server that allow local attackers to escalate their privileges.
What type of vulnerability is ZDI-25-141?
ZDI-25-141 is a local privilege escalation vulnerability that requires low-privileged code execution for exploitation.
Can ZDI-25-141 be exploited remotely?
No, ZDI-25-141 cannot be exploited remotely as it requires local access to the system.
- collector/zdi-published
- source/ZDI
- alias/ZDI-CAN-25543
- agent/title
- agent/last-modified-date
- agent/source
- agent/first-publish-date
- agent/type
- agent/references
- agent/description
- agent/event
- agent/softwarecombine
- agent/tags
- agent/guess-ai
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/x.org
- canonical/x.org server