==========================================================================
Ubuntu Security Notice USN-1234-1
October 20, 2011
acpid vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 11.04
- Ubuntu 10.10
- Ubuntu 10.04 LTS
Summary:
acpid could be made to stall under certain conditions.
Software Description:
- acpid: Advanced Configuration and Power Interface event daemon
Details:
Vasiliy Kulikov discovered that acpid did not properly handle connections
from poorly behaving clients. A local attacker could potentially exploit
this to cause a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 11.04:
acpid 1:2.0.7-1ubuntu2.1
Ubuntu 10.10:
acpid 1.0.10-5ubuntu4.1
Ubuntu 10.04 LTS:
acpid 1.0.10-5ubuntu2.2
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1234-1
CVE-2011-1159
Package Information:
https://launchpad.net/ubuntu/+source/acpid/1:2.0.7-1ubuntu2.1
https://launchpad.net/ubuntu/+source/acpid/1.0.10-5ubuntu4.1
https://launchpad.net/ubuntu/+source/acpid/1.0.10-5ubuntu2.2
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