Ubuntu Security Notice USN-2756-1
30th September, 2015
rpcbind vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
rpcbind could be made to crash or run programs if it received specially
crafted network traffic.
Software description
- rpcbind
– converts RPC program numbers into universal addresses
Details
It was discovered that rpcbind incorrectly handled certain memory
structures. A remote attacker could use this issue to cause rpcbind to
crash, resulting in a denial of service, or possibly execute arbitrary
code.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.04:
-
rpcbind
0.2.1-6ubuntu3.1
- Ubuntu 14.04 LTS:
-
rpcbind
0.2.1-2ubuntu2.2
- Ubuntu 12.04 LTS:
-
rpcbind
0.2.0-7ubuntu1.3
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.