USN-1454-1: Linux kernel vulnerability
Published May 25, 2012
·Updated
A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service.
Affected Software
36 affected componentsFixes available
All of the following
ubuntu/linux-image-2.6.24-31-powerpc<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-sparc64<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-virtual<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-server<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-hppa32<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-lpiacompat<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-rt<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-lpia<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-generic<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-hppa64<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-mckinley<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-xen<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-powerpc64-smp<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-itanium<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-openvz<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-386<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-sparc64-smp<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
All of the following
ubuntu/linux-image-2.6.24-31-powerpc-smp<2.6.24-31.101
2.6.24-31.101
Ubuntu Ubuntu=8.04
Event History
May 25, 2012
Advisory Published
via Ubuntu·12:00 AM
Frequently Asked Questions
1
What is the severity of USN-1454-1?
USN-1454-1 has been identified as a denial of service vulnerability affecting the ext4 file system in Linux.
2
How do I fix USN-1454-1?
To resolve the issue related to USN-1454-1, update your Linux kernel to version 2.6.24-31.101 or later.
3
Which versions of Ubuntu are affected by USN-1454-1?
USN-1454-1 affects Ubuntu version 8.04 and its various kernel packages.
4
Can a remote attacker exploit USN-1454-1?
No, USN-1454-1 can only be exploited by local, unprivileged users to cause a denial of service.
5
What should I do if I cannot update my system for USN-1454-1?
If unable to update, consider restricting user access to prevent exploitation of USN-1454-1.