CVE-2011-4029
LOW · CVSS 1.9EPSS 0.6%EU EUVD
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.
Key facts
- CVSS score
- 1.9 (v2.0)
- Severity
- LOW
- CVSS vector
AV:L/AC:M/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-362
- EPSS score
- 0.6% (49th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3982)
- Published
- July 3, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-3982 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.
View on the EU Vulnerability DatabaseAffected products
- x.org / x server
- x.org / x server
References
- http://cgit.freedesktop.org/xorg/xserver/commit/?id=b67581cf825940fdf52bf2e0af4330e695d724a4(Patch)
- http://lists.freedesktop.org/archives/xorg/2011-October/053680.html
- http://rhn.redhat.com/errata/RHSA-2012-0939.html
- http://secunia.com/advisories/46460(Vendor Advisory)
- http://secunia.com/advisories/49579(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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