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Ubuntu Security Notice USN-2007-1
October 24, 2013

apport vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 13.10
• Ubuntu 13.04
• Ubuntu 12.10
• Ubuntu 12.04 LTS

Summary:

Apport could be made to expose privileged information.

Software Description:

• apport: automatically generate crash reports for debugging

Details:

Martin Carpenter discovered that Apport set incorrect permissions on core
dump files generated by setuid binaries. A local attacker could possibly
use this issue to obtain privileged information.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 13.10:
apport 2.12.5-0ubuntu2.1

Ubuntu 13.04:
apport 2.9.2-0ubuntu8.5

Ubuntu 12.10:
apport 2.6.1-0ubuntu13

Ubuntu 12.04 LTS:
apport 2.0.1-0ubuntu17.6

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2007-1
CVE-2013-1067

Package Information:
https://launchpad.net/ubuntu/+source/apport/2.12.5-0ubuntu2.1
https://launchpad.net/ubuntu/+source/apport/2.9.2-0ubuntu8.5
https://launchpad.net/ubuntu/+source/apport/2.6.1-0ubuntu13
https://launchpad.net/ubuntu/+source/apport/2.0.1-0ubuntu17.6

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