USN-2530-1: Linux kernel vulnerability
Ubuntu Security Notice USN-2530-1
12th March, 2015
linux vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.10
Summary
The system could be made to crash or run programs as an administrator.
Software description
- linux - Linux kernel
Details
It was discovered that the Linux kernel's Infiniband subsystem did not
properly sanitize its input parameters while registering memory regions
from userspace. A local user could exploit this flaw to cause a denial of
service (system crash) or to potentially gain administrative privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 14.10:
- linux-image-3.16.0-31-powerpc64-smp 3.16.0-31.43
- linux-image-3.16.0-31-generic 3.16.0-31.43
- linux-image-3.16.0-31-powerpc64-emb 3.16.0-31.43
- linux-image-3.16.0-31-powerpc-smp 3.16.0-31.43
- linux-image-3.16.0-31-generic-lpae 3.16.0-31.43
- linux-image-3.16.0-31-lowlatency 3.16.0-31.43
- linux-image-3.16.0-31-powerpc-e500mc 3.16.0-31.43
To update your system, please follow these instructions: http://bit.ly/1aJDvTw.
After a standard system update you need to reboot your computer to make
all the necessary changes.
References
from Ubuntu Security Notices http://bit.ly/1xfmuLL