Advisory Published

USN-1493-1: Linux kernel vulnerabilities

First published: Fri Jun 29 2012(Updated: )

Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's handling of ioctls. An unprivileged local user could leverage this flaw to cause a denial of service. (CVE-2012-2313) Timo Warns reported multiple flaws in the Linux kernel's hfsplus filesystem. An unprivileged local user could exploit these flaws to gain root system priviliges. (CVE-2012-2319)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-2.6.24-31-powerpc<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-sparc64<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-virtual<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-server<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-hppa32<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-lpiacompat<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-rt<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-lpia<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-generic<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-hppa64<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-mckinley<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-xen<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-powerpc64-smp<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-itanium<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-openvz<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-386<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-sparc64-smp<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04
All of
ubuntu/linux-image-2.6.24-31-powerpc-smp<2.6.24-31.102
2.6.24-31.102
Ubuntu 22.04 LTS=8.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-1493-1?

    USN-1493-1 addresses multiple vulnerabilities in the Linux kernel that could allow denial of service attacks.

  • How do I fix USN-1493-1?

    To fix USN-1493-1, upgrade to version 2.6.24-31.102 or later of the affected Linux kernel packages.

  • Which systems are affected by USN-1493-1?

    USN-1493-1 affects Ubuntu 8.04 users running various versions of the Linux kernel up to 2.6.24-31.102.

  • What types of vulnerabilities are included in USN-1493-1?

    USN-1493-1 includes vulnerabilities in the dl2k network driver and the hfsplus filesystem.

  • Are there any known exploits for USN-1493-1?

    While specific exploits are not detailed, the vulnerabilities may allow unprivileged local users to cause denial of service.

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