USN-1469-1: Linux kernel (EC2) vulnerability
Ubuntu Security Notice USN-1469-1
12th June, 2012
linux-ec2 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 10.04 LTS
Summary
The system could be made to crash or run programs as an administrator.
Software description
- linux-ec2 - Linux kernel for EC2
Details
Schacher Raindel discovered a flaw in the Linux kernel's memory handling
when hugetlb is enabled. An unprivileged local attacker could exploit this
flaw to cause a denial of service and potentially gain higher privileges.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 10.04 LTS:
- linux-image-2.6.32-345-ec2 2.6.32-345.49
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.