USN-2429-1: ppp vulnerability

Ubuntu Security Notice USN-2429-1

1st December, 2014

ppp vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS
  • Ubuntu 10.04 LTS

Summary

ppp could be made to crash or run programs as an administrator if it opened
a specially crafted file.

Software description

  • ppp
    – Point-to-Point Protocol (PPP)

Details

It was discovered that ppp incorrectly handled certain options files. A
local attacker could possibly use this issue to escalate privileges.

Update instructions

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

Ubuntu 14.10:
ppp

2.4.5-5.1ubuntu3.1
Ubuntu 14.04 LTS:
ppp

2.4.5-5.1ubuntu2.1
Ubuntu 12.04 LTS:
ppp

2.4.5-5ubuntu1.1
Ubuntu 10.04 LTS:
ppp

2.4.5~git20081126t100229-0ubuntu3.1

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2014-3158