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Ubuntu Security Notice USN-1661-1

Posted on 12 December 2012
Source : packetstormsecurity.org Link

 

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Ubuntu Security Notice USN-1661-1
December 11, 2012

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

- Ubuntu 10.04 LTS

Summary:

The system's firewall could be bypassed by a remote attacker.

Software Description:
- linux: Linux kernel

Details:

Zhang Zuotao discovered a bug in the Linux kernel's handling of overlapping
fragments in ipv6. A remote attacker could exploit this flaw to bypass
firewalls and initial new network connections that should have been blocked
by the firewall.

Update instructions:

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

Ubuntu 10.04 LTS:
linux-image-2.6.32-45-386 2.6.32-45.101
linux-image-2.6.32-45-generic 2.6.32-45.101
linux-image-2.6.32-45-generic-pae 2.6.32-45.101
linux-image-2.6.32-45-ia64 2.6.32-45.101
linux-image-2.6.32-45-lpia 2.6.32-45.101
linux-image-2.6.32-45-powerpc 2.6.32-45.101
linux-image-2.6.32-45-powerpc-smp 2.6.32-45.101
linux-image-2.6.32-45-powerpc64-smp 2.6.32-45.101
linux-image-2.6.32-45-preempt 2.6.32-45.101
linux-image-2.6.32-45-server 2.6.32-45.101
linux-image-2.6.32-45-sparc64 2.6.32-45.101
linux-image-2.6.32-45-sparc64-smp 2.6.32-45.101
linux-image-2.6.32-45-versatile 2.6.32-45.101
linux-image-2.6.32-45-virtual 2.6.32-45.101

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

References:
http://www.ubuntu.com/usn/usn-1661-1
CVE-2012-4444

Package Information:
https://launchpad.net/ubuntu/+source/linux/2.6.32-45.101

 

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