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Ubuntu Security Notice USN-1356-1

Ubuntu Security Notice USN-1356-1
Posted Feb 7, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1356-1 - A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Chen Haogang discovered an integer overflow that could result in memory corruption. A local unprivileged user could use this to crash the system. A flaw was found in the linux kernels IPv4 IGMP query processing. A remote attacker could exploit this to cause a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service, overflow, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2012-0038, CVE-2012-0044, CVE-2012-0207, CVE-2012-0038, CVE-2012-0044, CVE-2012-0207
MD5 | 6347ecda19b460ba56d66884c67a8ef9

Ubuntu Security Notice USN-1356-1

Change Mirror Download
============================================================================
Ubuntu Security Notice USN-1356-1
February 06, 2012

linux-ti-omap4 vulnerabilities
============================================================================

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

- Ubuntu 11.04

Summary:

Several security issues were fixed in the kernel.

Software Description:
- linux-ti-omap4: Linux kernel for OMAP4

Details:

A flaw was discovered in the XFS filesystem. If a local user mounts a
specially crafted XFS image it could potential execute arbitrary code on
the system. (CVE-2012-0038)

Chen Haogang discovered an integer overflow that could result in memory
corruption. A local unprivileged user could use this to crash the system.
(CVE-2012-0044)

A flaw was found in the linux kernels IPv4 IGMP query processing. A remote
attacker could exploit this to cause a denial of service. (CVE-2012-0207)

Update instructions:

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

Ubuntu 11.04:
linux-image-2.6.38-1209-omap4 2.6.38-1209.21

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

References:
http://www.ubuntu.com/usn/usn-1356-1
CVE-2012-0038, CVE-2012-0044, CVE-2012-0207

Package Information:
https://launchpad.net/ubuntu/+source/linux-ti-omap4/2.6.38-1209.21

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