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.