VulnerabilityModified
CVE-2011-4029
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…
LOW 1.9EPSS 0.60%
Does this matter?
Lower severity and a low EPSS score (0.60%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 1.9 LOWAV:L/AC:M/Au:N/C:P/I:N/A:N
- EPSS
- 0.60% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- x.org/x server
- Source
- cve@mitre.org
References
- http://cgit.freedesktop.org/xorg/xserver/commit/?id=b67581cf825940fdf52bf2e0af4330e695d724a4Patch
- http://lists.freedesktop.org/archives/xorg/2011-October/053680.html
- http://rhn.redhat.com/errata/RHSA-2012-0939.html
- http://secunia.com/advisories/46460Vendor Advisory
- http://secunia.com/advisories/49579Vendor Advisory
- http://cgit.freedesktop.org/xorg/xserver/commit/?id=b67581cf825940fdf52bf2e0af4330e695d724a4Patch
- http://lists.freedesktop.org/archives/xorg/2011-October/053680.html
- http://rhn.redhat.com/errata/RHSA-2012-0939.html
- http://secunia.com/advisories/46460Vendor Advisory
- http://secunia.com/advisories/49579Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.