1. Ubuntu Security Notices
  2. USN-2876-1

USN-2876-1: eCryptfs vulnerability

Publication date

20 January 2016

Overview

mount.ecryptfs_private could be used to run programs as an administrator.

Releases

Packages

Details

Jann Horn discovered that mount.ecryptfs_private would mount over certain
directories in the proc filesystem. A local attacker could use this to escalate
their privileges. (CVE-2016-1572)

Jann Horn discovered that mount.ecryptfs_private would mount over certain
directories in the proc filesystem. A local attacker could use this to escalate
their privileges. (CVE-2016-1572)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
15.10 wily ecryptfs-utils –  108-0ubuntu1.1
15.04 vivid ecryptfs-utils –  107-0ubuntu1.3
14.04 trusty ecryptfs-utils –  104-0ubuntu1.14.04.4
12.04 precise ecryptfs-utils –  96-0ubuntu3.5

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References

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