Joined: 12 May 2004
|Posted: Wed Apr 18, 2012 1:26 am Post subject: [ GLSA 201204-06 ] PolicyKit: Multiple vulnerabilities
|Gentoo Linux Security Advisory
Title: PolicyKit: Multiple vulnerabilities (GLSA 201204-06)
Date: April 17, 2012
Bug(s): #314535, #364973, #401513
Multiple vulnerabilities have been found in PolicyKit, the worst of
which may allow a local attacker to gain root privileges.
PolicyKit is a toolkit for controlling privileges for system-wide
Vulnerable: < 0.104-r1
Unaffected: >= 0.104-r1
Architectures: All supported architectures
Multiple vulnerabilities have been found in PolicyKit:
- Error messages in the pkexec utility disclose the existence of local
- The pkexec utility initially checks the effective user ID of its
parent process for authorization, instead of checking the real user ID
- Members of the "wheel" group are able to execute commands as an
administrator without a password (CVE-2011-4945).
A local attacker could gain elevated privileges or sensitive
There is no known workaround at this time.
All PolicyKit users should upgrade to the latest version:
|# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-auth/polkit-0.104-r1"