Advisory Published

USN-1380-1: Linux kernel vulnerabilities

First published: Wed Feb 29 2012(Updated: )

A flaw was discovered in the TOMOYO LSM's handling of mount system calls. An unprivileged user could oops the system causing a denial of service. (CVE-2011-2518) A bug was discovered in the Linux kernel's calculation of OOM (Out of memory) scores, that would result in the wrong process being killed. A user could use this to kill the process with the highest OOM score, even if that process belongs to another user or the system. (CVE-2011-4097) 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)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-2.6.38-13-powerpc<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-powerpc64-smp<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-generic-pae<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-versatile<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-generic<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-virtual<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-server<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-omap<2.6.38-13.56
2.6.38-13.56
=11.04
All of
ubuntu/linux-image-2.6.38-13-powerpc-smp<2.6.38-13.56
2.6.38-13.56
=11.04

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