USN-1469-1: Linux kernel (EC2) vulnerability
Published Jun 12, 2012
·Updated
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.
Affected Software
2 affected componentsFixes available
All of the following
ubuntu/linux-image-2.6.32-345-ec2<2.6.32-345.49
2.6.32-345.49
Ubuntu Ubuntu=10.04
Event History
Jun 12, 2012
Advisory Published
via Ubuntu·12:00 AM
Frequently Asked Questions
1
What is the severity of USN-1469-1?
The severity of USN-1469-1 is categorized as high due to the potential for denial of service and privilege escalation.
2
How do I fix USN-1469-1?
To fix USN-1469-1, update your Linux kernel to version 2.6.32-345.50 or later.
3
What systems are affected by USN-1469-1?
USN-1469-1 affects Ubuntu 10.04 with the linux-image-2.6.32-345-ec2 package.
4
Can unprivileged users exploit USN-1469-1?
Yes, an unprivileged local attacker could exploit USN-1469-1 to cause a denial of service.
5
What should I do if I cannot update to fix USN-1469-1?
If you cannot update, consider disabling hugetlb or limiting access to affected systems as a temporary mitigation.