- Vulnerability/
- ZDI-CAN-25870
ZDI-CAN-25870: ZDI-25-136: X.Org Server SyncInitTrigger Use-After-Free Local 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-2025-26601.
| 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-CAN-25870?
The severity of ZDI-CAN-25870 is rated as 7.8 on the CVSS scale.
How do I fix ZDI-CAN-25870?
To fix ZDI-CAN-25870, update your X.Org Server to the latest version that addresses this vulnerability.
Who is affected by ZDI-CAN-25870?
All installations of X.Org Server that allow local attackers to escalate privileges are affected by ZDI-CAN-25870.
What is the impact of ZDI-CAN-25870?
The impact of ZDI-CAN-25870 is that it allows local attackers to escalate their privileges on vulnerable systems.
Is there any known exploitation of ZDI-CAN-25870?
As of now, there are no publicly reported instances of exploitation of ZDI-CAN-25870.
- collector/zdi-published
- source/ZDI
- alias/ZDI-CAN-25870
- 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