| From: |
| Marc Deslauriers <marc.deslauriers@canonical.com> |
| To: |
| ubuntu-security-announce@lists.ubuntu.com |
| Subject: |
| [USN-1313-1] Linux Kernel (Oneiric backport) vulnerability |
| Date: |
| Mon, 19 Dec 2011 15:06:15 -0500 |
| Message-ID: |
| <1324325175.2705.32.camel@mdlinux> |
| Archive-link: |
| Article, Thread
|
==========================================================================
Ubuntu Security Notice USN-1313-1
December 19, 2011
linux-lts-backport-oneiric vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 10.04 LTS
Summary:
Several security issues were fixed in the kernel.
Software Description:
- linux-lts-backport-oneiric: Linux kernel backport from Oneiric
Details:
Nick Bowler discovered the kernel GHASH message digest algorithm
incorrectly handled error conditions. A local attacker could exploit this
to cause a kernel oops.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 10.04 LTS:
linux-image-3.0.0-14-generic 3.0.0-14.23~lucid1
linux-image-3.0.0-14-generic-pae 3.0.0-14.23~lucid1
linux-image-3.0.0-14-server 3.0.0-14.23~lucid1
linux-image-3.0.0-14-virtual 3.0.0-14.23~lucid1
After a standard system update you need to reboot your computer to make
all the necessary changes.
ATTENTION: Due to an unavoidable ABI change the kernel updates have
been given a new version number, which requires you to recompile and
reinstall all third party kernel modules you might have installed. If
you use linux-restricted-modules, you have to update that package as
well to get modules which work with the new kernel version. Unless you
manually uninstalled the standard kernel metapackages (e.g. linux-generic,
linux-server, linux-powerpc), a standard system upgrade will automatically
perform this as well.
References:
http://www.ubuntu.com/usn/usn-1313-1
CVE-2011-4081
Package Information:
https://launchpad.net/ubuntu/+source/linux-lts-backport-o...
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