Advisory Published

USN-1929-1: Linux kernel vulnerability

First published: Tue Aug 20 2013(Updated: )

An information leak was discovered in the Linux kernel's fanotify interface. A local user could exploit this flaw to obtain sensitive information from kernel memory.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-3.2.0-52-highbank<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04
All of
ubuntu/linux-image-3.2.0-52-generic-pae<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04
All of
ubuntu/linux-image-3.2.0-52-powerpc64-smp<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04
All of
ubuntu/linux-image-3.2.0-52-omap<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04
All of
ubuntu/linux-image-3.2.0-52-generic<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04
All of
ubuntu/linux-image-3.2.0-52-powerpc-smp<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04
All of
ubuntu/linux-image-3.2.0-52-virtual<3.2.0-52.78
3.2.0-52.78
Ubuntu 22.04 LTS=12.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-1929-1?

    USN-1929-1 addresses a high-severity information leak vulnerability in the Linux kernel's fanotify interface.

  • How do I fix USN-1929-1?

    To fix USN-1929-1, upgrade to the Linux kernel version 3.2.0-52.78 or later on affected Ubuntu 12.04 systems.

  • Which versions of Ubuntu are affected by USN-1929-1?

    Ubuntu 12.04 is the only affected version for the USN-1929-1 vulnerability.

  • What kind of information can be leaked due to USN-1929-1?

    USN-1929-1 allows local users to potentially access sensitive information from the kernel memory.

  • Who can exploit the vulnerability identified in USN-1929-1?

    The vulnerability in USN-1929-1 can be exploited by local users with access to the system.

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