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Ubuntu 11.10: USN-1558-1 Critical: Linux Kernel OMAP4 DoS

Ubuntu Large Esm H500
The system could be made to crash under certain conditions.
=========================================================================Ubuntu Security Notice USN-1558-1
September 07, 2012

linux-ti-omap4 vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 11.10

Summary:

The system could be made to crash under certain conditions.

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

Details:

A flaw was found in the Linux kernel's Reliable Datagram Sockets (RDS)
protocol implementation. A local, unprivileged user could use this flaw to
cause a denial of service.

Update instructions:

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

Ubuntu 11.10:
  linux-image-3.0.0-1215-omap4    3.0.0-1215.27

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

ATTENTION: Due to an unavoidable ABI change the kernel updates have
been given a new version number, which requires you to recompile and
reinstall all third party kernel modules you might have installed. If
you use linux-restricted-modules, you have to update that package as
well to get modules which work with the new kernel version. Unless you
manually uninstalled the standard kernel metapackages (e.g. linux-generic,
linux-server, linux-powerpc), a standard system upgrade will automatically
perform this as well.

References:
  https://ubuntu.com/security/notices/USN-1558-1
  CVE-2012-2372

Package Information:
  https://launchpad.net/ubuntu/+source/linux-ti-omap4/3.0.0-1215.27

Ubuntu 11.10: USN-1558-1 Critical: Linux Kernel OMAP4 DoS

ubuntu
Calendar Grey September 7, 2012
Dist Ubuntu Esm H88
The linux-ti-omap4 vulnerability threatens Ubuntu systems on the TI OMAP4 architecture, risking unauthorized access and privilege escalation for attackers
The system could be made to crash under certain conditions.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 11.10: linux-image-3.0.0-1215-omap4 3.0.0-1215.27 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. If you use linux-restricted-modules, you have to update that package as well to get modules which work with the new kernel version. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-server, linux-powerpc), a standard system upgrade will automatically perform this as well.

References

https://ubuntu.com/security/notices/USN-1558-1

CVE-2012-2372

Severity
critical
Lowest
Low
Medium
High
Critical

September 07, 2012

Package Information

https://launchpad.net/ubuntu/+source/linux-ti-omap4/3.0.0-1215.27

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