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USN-2876-1: eCryptfs vulnerability

20 January 2016

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

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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)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 15.10
Ubuntu 15.04
Ubuntu 14.04
Ubuntu 12.04

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

References

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Further reading