Advisory Published

USN-1304-1: Linux kernel (OMAP4) vulnerabilities

First published: Tue Dec 13 2011(Updated: )

A bug was discovered in the XFS filesystem's handling of pathnames. A local attacker could exploit this to crash the system, leading to a denial of service, or gain root privileges. (CVE-2011-4077) Nick Bowler discovered the kernel GHASH message digest algorithm incorrectly handled error conditions. A local attacker could exploit this to cause a kernel oops. (CVE-2011-4081) Scot Doyle discovered that the bridge networking interface incorrectly handled certain network packets. A remote attacker could exploit this to crash the system, leading to a denial of service. (CVE-2011-4087) A flaw was found in the Journaling Block Device (JBD). A local attacker able to mount ext3 or ext4 file systems could exploit this to crash the system, leading to a denial of service. (CVE-2011-4132) A bug was found in the way headroom check was performed in udp6_ufo_fragment() function. A remote attacker could use this flaw to crash the system. (CVE-2011-4326) Clement Lecigne discovered a bug in the HFS file system bounds checking. When a malformed HFS file system is mounted a local user could crash the system or gain root privileges. (CVE-2011-4330)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-2.6.38-1209-omap4<2.6.38-1209.18
2.6.38-1209.18
Ubuntu gir1.2-packagekitglib-1.0=11.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-1304-1?

    USN-1304-1 is classified as a critical vulnerability due to its potential to allow local attackers to crash the system or gain root privileges.

  • How do I fix USN-1304-1?

    To address USN-1304-1, upgrade to the recommended kernel version linux-image-2.6.38-1209-omap4 version 2.6.38-1209.19 or later.

  • What systems are affected by USN-1304-1?

    USN-1304-1 affects Ubuntu 11.04 systems running the specified version of the linux-image package.

  • Who discovered the vulnerability in USN-1304-1?

    The vulnerability in USN-1304-1 was discovered by Nick Bowler.

  • What type of attack is associated with USN-1304-1?

    USN-1304-1 is associated with a denial of service attack and the possibility of local privilege escalation.

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