Exploit the possiblities

Ubuntu Security Notice USN-1749-1

Ubuntu Security Notice USN-1749-1
Posted Feb 26, 2013
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1749-1 - Brad Spengler discovered a bounds checking error for netlink messages requesting SOCK_DIAG_BY_FAMILY. An unprivileged local user could exploit this flaw to crash the system or run programs as an administrator.

tags | advisory, local
systems | linux, ubuntu
advisories | CVE-2013-1763
MD5 | 8306b418e79f3a01b43a612048c99dfc

Ubuntu Security Notice USN-1749-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-1749-1
February 26, 2013

linux-lts-quantal vulnerability
==========================================================================

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

- Ubuntu 12.04 LTS

Summary:

The system could be made to crash or run programs as an administrator.

Software Description:
- linux-lts-quantal: Linux hardware enablement kernel from Quantal

Details:

Brad Spengler discovered a bounds checking error for netlink messages
requesting SOCK_DIAG_BY_FAMILY. An unprivileged local user could exploit
this flaw to crash the system or run programs as an administrator.

Update instructions:

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

Ubuntu 12.04 LTS:
linux-image-3.5.0-25-generic 3.5.0-25.39~precise1

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

References:
http://www.ubuntu.com/usn/usn-1749-1
CVE-2013-1763

Package Information:
https://launchpad.net/ubuntu/+source/linux-lts-quantal/3.5.0-25.39~precise1

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