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Ubuntu Security Notice USN-1454-1

Ubuntu Security Notice USN-1454-1
Posted May 25, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1454-1 - 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.

tags | advisory, denial of service, kernel, local
systems | linux, ubuntu
advisories | CVE-2011-4086
MD5 | 669bfff032cd2b42bbdf149e5ef06a1d

Ubuntu Security Notice USN-1454-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-1454-1
May 25, 2012

linux vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 8.04 LTS

Summary:

The system could be made to crash or become unresponsive under certain
conditions.

Software Description:
- linux: Linux kernel

Details:

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.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 8.04 LTS:
linux-image-2.6.24-31-386 2.6.24-31.101
linux-image-2.6.24-31-generic 2.6.24-31.101
linux-image-2.6.24-31-hppa32 2.6.24-31.101
linux-image-2.6.24-31-hppa64 2.6.24-31.101
linux-image-2.6.24-31-itanium 2.6.24-31.101
linux-image-2.6.24-31-lpia 2.6.24-31.101
linux-image-2.6.24-31-lpiacompat 2.6.24-31.101
linux-image-2.6.24-31-mckinley 2.6.24-31.101
linux-image-2.6.24-31-openvz 2.6.24-31.101
linux-image-2.6.24-31-powerpc 2.6.24-31.101
linux-image-2.6.24-31-powerpc-smp 2.6.24-31.101
linux-image-2.6.24-31-powerpc64-smp 2.6.24-31.101
linux-image-2.6.24-31-rt 2.6.24-31.101
linux-image-2.6.24-31-server 2.6.24-31.101
linux-image-2.6.24-31-sparc64 2.6.24-31.101
linux-image-2.6.24-31-sparc64-smp 2.6.24-31.101
linux-image-2.6.24-31-virtual 2.6.24-31.101
linux-image-2.6.24-31-xen 2.6.24-31.101

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1454-1
CVE-2011-4086

Package Information:
https://launchpad.net/ubuntu/+source/linux/2.6.24-31.101

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