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[Launchpad Bug Tracker <1444518@xxxxxxxxxxxxxxxxxx>]

This bug was fixed in the package apport - 2.14.7-0ubuntu8.4

---------------
apport (2.14.7-0ubuntu8.4) utopic-security; urgency=medium

  * SECURITY UPDATE: insecure /proc/net/unix parsing (LP: #1444518)
    - data/apport: temporarily disable container support until it can be
      re-written in a secure manner.
    - CVE number pending
 -- Marc Deslauriers <marc.deslauriers@xxxxxxxxxx>   Thu, 16 Apr 2015 07:40:49 -0400

** Changed in: apport (Ubuntu Utopic)
       Status: Confirmed => Fix Released

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https://bugs.launchpad.net/bugs/1444518

Title:
  Insecure /proc/net/unix parsing

Status in apport package in Ubuntu:
  Confirmed
Status in apport source package in Trusty:
  Fix Released
Status in apport source package in Utopic:
  Fix Released
Status in apport source package in Vivid:
  Confirmed

Bug description:
  The fix in USN-2569-1 introduced a vulnerability when parsing
  /proc/net/unix.

  There is a known issue in the kernel where newlines aren't being escaped properly:
  http://www.spinics.net/lists/netdev/msg320556.html

  Resulting in Tavis Ormandy finding a new issue:

  http://www.openwall.com/lists/oss-security/2015/04/14/18

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