GLSA-201207-04 : X.Org X Server: Privilege escalation

This script is Copyright (C) 2012-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-201207-04
(X.Org X Server: Privilege escalation)

The 'LogVHdrMessageVerb()' function in log.c contains a format string
NOTE: Exposure to this vulnerability is reduced in Gentoo due to X.Org X
Server being built with '-D_FORTIFY_SOURCE=2' by default.

Impact :

A local attacker could gain escalated privileges or cause a Denial of
Service condition.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All X.Org X Server 1.11.x users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=x11-base/xorg-server-1.11.4-r1'
All X.Org X Server 1.10.x users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=x11-base/xorg-server-1.10.6-r1'
X.Org X Server 1.9.x is not affected.

Risk factor :

Critical / CVSS Base Score : 10.0
CVSS Temporal Score : 8.3
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 59896 ()

Bugtraq ID: 53150

CVE ID: CVE-2012-2118