CVE-2011-4028
LOW · CVSS 1.2EPSS 0.4%EU EUVD
The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to determine the existence of arbitrary files via a symlink attack on a temporary lock file, which is handled differently if the file exists.
Key facts
- CVSS score
- 1.2 (v2.0)
- Severity
- LOW
- CVSS vector
AV:L/AC:H/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-59
- EPSS score
- 0.4% (31th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3981)
- 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-2011-3981 in the EU Vulnerability Database. Last updated in EUVD on September 16, 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=6ba44b91e37622ef8c146d8f2ac92d708a18ed34
- 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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