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List: ubuntu-security-announce
Subject: [USN-1629-1] libproxy vulnerabilities
From: marc.deslauriers () canonical ! com (Marc Deslauriers)
Date: 2012-11-12 16:20:13
Message-ID: 50A121BD.4020404 () canonical ! com
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==========================================================================
Ubuntu Security Notice USN-1629-1
November 12, 2012
libproxy vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
- Ubuntu 11.10
- Ubuntu 10.04 LTS
Summary:
libproxy could be made to crash or run programs if it received specially
crafted network traffic.
Software Description:
- libproxy: automatic proxy configuration management library
Details:
Tomas Mraz discovered that libproxy incorrectly handled certain PAC files.
A remote attacker could use this issue to cause libproxy to crash, or to
possibly execute arbitrary code. (CVE-2012-4504, CVE-2012-4505)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 LTS:
libproxy1 0.4.7-0ubuntu4.1
Ubuntu 11.10:
libproxy0 0.3.1-2ubuntu6.1
Ubuntu 10.04 LTS:
libproxy0 0.3.1-1ubuntu1.1
After a standard system update you need to restart your session to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1629-1
CVE-2012-4504, CVE-2012-4505
Package Information:
https://launchpad.net/ubuntu/+source/libproxy/0.4.7-0ubuntu4.1
https://launchpad.net/ubuntu/+source/libproxy/0.3.1-2ubuntu6.1
https://launchpad.net/ubuntu/+source/libproxy/0.3.1-1ubuntu1.1
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