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Ubuntu Security Notice USN-2293-1
July 21, 2014
cups vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS
Summary:
CUPS could be made to expose sensitive information, leading to privilege
escalation.
Software Description:
– cups: Common UNIX Printing System(tm)
Details:
Francisco Alonso discovered that the CUPS web interface incorrectly
validated permissions on rss files. A local attacker could possibly use
this issue to bypass file permissions and read arbitrary files, possibly
leading to a privilege escalation.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 LTS:
cups 1.7.2-0ubuntu1.1
Ubuntu 12.04 LTS:
cups 1.5.3-0ubuntu8.4
Ubuntu 10.04 LTS:
cups 1.4.3-1ubuntu1.12
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2293-1
CVE-2014-3537
Package Information:
https://launchpad.net/ubuntu/+source/cups/1.7.2-0ubuntu1.1
https://launchpad.net/ubuntu/+source/cups/1.5.3-0ubuntu8.4
https://launchpad.net/ubuntu/+source/cups/1.4.3-1ubuntu1.12
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