Home / mailings [USN-1661-1] Linux kernel vulnerability
Posted on 11 December 2012
Ubuntu Security==========================
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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 overlappi=
ng
fragments in ipv6. A remote attacker could exploit this flaw to bypass
firewalls and initial new network connections that should have been block=
ed
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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