CVE & CISA-KEV Catalog

CVE-2011-4029

LOW
1.9
CVSS v2
NVD

Description

The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to change the permissions of arbitrary files to 444, read those files, and possibly cause a denial of service (removed execution permission) via a symlink attack on a temporary lock file.

How to fix

Remediation Available
xorg-serverDebian
Fixed in:2:1.11.1.901-2CVE-2011-4029
Fixed in:2:1.11.1.901-2CVE-2011-4029
Fixed in:2:1.11.1.901-2CVE-2011-4029
Fixed in:2:1.11.1.901-2CVE-2011-4029

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.60%probability of exploitation in 30 days
45thpercentile

Moderate risk: more likely to be exploited than 45% of all known CVEs.

References

Related Vulnerabilities

Other CWE-362 (Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-6387High8.1100%-Fix
CVE-2023-36884High7.599%KEV + RansomFix
CVE-2018-15473Medium5.399%-Fix
CVE-2024-27983High8.287%-Fix
CVE-2014-0226Medium6.886%-Fix
CVE-2016-5195High7.084%KEVFix
Embed a live status badge for CVE-2011-4029
CVE-2011-4029 severity badge

Markdown

[![CVE-2011-4029](https://tridentstack.com/cve/badge/CVE-2011-4029.svg)](https://tridentstack.com/cve/CVE-2011-4029)

HTML

<a href="https://tridentstack.com/cve/CVE-2011-4029"><img src="https://tridentstack.com/cve/badge/CVE-2011-4029.svg" alt="CVE-2011-4029"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.