Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1576-2
Solution
Please Install the Updated Packages.
Insight
USN-1576-1 fixed vulnerabilities in DBus. The update caused a regression for certain services launched from the activation helper, and caused an unclean shutdown on upgrade. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Sebastian Krahmer discovered that DBus incorrectly handled environment variables when running with elevated privileges. A local attacker could possibly exploit this flaw with a setuid binary and gain root privileges.
Affected
dbus on Ubuntu 12.04 LTS ,
Ubuntu 11.10 ,
Ubuntu 11.04 ,
Ubuntu 10.04 LTS ,
Ubuntu 8.04 LTS
Severity
Classification
-
CVE CVE-2012-3524 -
CVSS Base Score: 6.9
AV:L/AC:M/Au:N/C:C/I:C/A:C
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