CVE-2011-4029

xorg-x11-server: lock file chmod change race condition

Published Jul 3, 2012 CVSS 2.0 · 1.9 Low EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2011-3982 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.
Ubuntu USN Ubuntu USN USN-1232-1 X.Org X server vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00272}

epss

{'score': 0.00572}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Sep 17, 2024, 3:18 AM
Reserved
Oct 9, 2011, 12:00 AM
Status
Modified
Published
Jul 3, 2012, 7:55 PM
Modified
Jun 16, 2026, 11:34 PM
Severity
Low
Public date
Oct 18, 2011, 12:00 AM