Advisory Published

USN-1572-1: Linux kernel vulnerabilities

First published: Wed Sep 19 2012(Updated: )

Ben Hutchings reported a flaw in the Linux kernel with some network drivers that support TSO (TCP segment offload). A local or peer user could exploit this flaw to to cause a denial of service. (CVE-2012-3412) Jay Fenlason and Doug Ledford discovered a bug in the Linux kernel implementation of RDS sockets. A local unprivileged user could potentially use this flaw to read privileged information from the kernel. (CVE-2012-3430) A flaw was discovered in the madvise feature of the Linux kernel's memory subsystem. An unprivileged local use could exploit the flaw to cause a denial of service (crash the system). (CVE-2012-3511)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-2.6.32-43-lpia<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-powerpc64-smp<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-386<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-sparc64-smp<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-powerpc-smp<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-powerpc<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-ia64<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-generic-pae<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-virtual<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-server<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-preempt<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-sparc64<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-versatile<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04
All of
ubuntu/linux-image-2.6.32-43-generic<2.6.32-43.97
2.6.32-43.97
Ubuntu 22.04 LTS=10.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-1572-1?

    The severity of USN-1572-1 is rated as high due to its potential to cause denial of service.

  • How do I fix USN-1572-1?

    To fix USN-1572-1, update the Linux kernel to version 2.6.32-43.97 or later.

  • Which operating systems are affected by USN-1572-1?

    Ubuntu 10.04 is the affected operating system by USN-1572-1.

  • What is the cause of USN-1572-1?

    USN-1572-1 is caused by a flaw in the Linux kernel related to the TSO feature in certain network drivers.

  • Is there a workaround for USN-1572-1?

    Currently, there are no effective workarounds for USN-1572-1 other than applying the available security updates.

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