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Ubuntu Security Notice USN-1650-1

Ubuntu Security Notice USN-1650-1
Posted Nov 30, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1650-1 - Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois congestion control algorithm. A local attacker could use this to cause a denial of service.

tags | advisory, denial of service, kernel, local, tcp
systems | linux, ubuntu
advisories | CVE-2012-4565
MD5 | 854b8b47a5fdc897ebe16070a3e4676c

Ubuntu Security Notice USN-1650-1

Change Mirror Download
============================================================================
Ubuntu Security Notice USN-1650-1
November 30, 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 under certain conditions.

Software Description:
- linux: Linux kernel

Details:

Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois
congestion control algorithm. A local attacker could use this 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-2.6.24-32-386 2.6.24-32.106
linux-image-2.6.24-32-generic 2.6.24-32.106
linux-image-2.6.24-32-hppa32 2.6.24-32.106
linux-image-2.6.24-32-hppa64 2.6.24-32.106
linux-image-2.6.24-32-itanium 2.6.24-32.106
linux-image-2.6.24-32-lpia 2.6.24-32.106
linux-image-2.6.24-32-lpiacompat 2.6.24-32.106
linux-image-2.6.24-32-mckinley 2.6.24-32.106
linux-image-2.6.24-32-openvz 2.6.24-32.106
linux-image-2.6.24-32-powerpc 2.6.24-32.106
linux-image-2.6.24-32-powerpc-smp 2.6.24-32.106
linux-image-2.6.24-32-powerpc64-smp 2.6.24-32.106
linux-image-2.6.24-32-rt 2.6.24-32.106
linux-image-2.6.24-32-server 2.6.24-32.106
linux-image-2.6.24-32-sparc64 2.6.24-32.106
linux-image-2.6.24-32-sparc64-smp 2.6.24-32.106
linux-image-2.6.24-32-virtual 2.6.24-32.106
linux-image-2.6.24-32-xen 2.6.24-32.106

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

References:
http://www.ubuntu.com/usn/usn-1650-1
CVE-2012-4565

Package Information:
https://launchpad.net/ubuntu/+source/linux/2.6.24-32.106

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