USN-1557-1: Linux kernel vulnerability
Published Sep 7, 2012
·Updated
Some errors where discovered in the Linux kernel's UDF file system, which is used to mount some CD-ROMs and DVDs. An unprivileged local user could use these flaws to crash the system.
Affected Software
18 affected componentsFixes available
All of the following
ubuntu/linux-image-2.6.38-15-powerpc<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-omap<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-generic-pae<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-server<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-powerpc64-smp<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-virtual<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-versatile<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-generic<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
All of the following
ubuntu/linux-image-2.6.38-15-powerpc-smp<2.6.38-15.66
2.6.38-15.66
Ubuntu Ubuntu=11.04
Event History
Sep 7, 2012
Advisory Published
via Ubuntu·12:00 AM
Frequently Asked Questions
1
What is the severity of USN-1557-1?
USN-1557-1 has a high severity level as it allows unprivileged local users to potentially crash the system.
2
How do I fix USN-1557-1?
To fix USN-1557-1, upgrade to the Linux kernel version 2.6.38-15.66 or newer.
3
Which systems are affected by USN-1557-1?
USN-1557-1 affects Ubuntu 11.04 systems running specific versions of the Linux kernel.
4
Can USN-1557-1 lead to unauthorized access?
While USN-1557-1 does not directly allow unauthorized access, it can create a denial of service scenario.
5
What types of filesystems are impacted by USN-1557-1?
USN-1557-1 impacts the UDF file system used for mounting certain CD-ROMs and DVDs in Linux.