Advisory Published

USN-1280-1: Linux (OMAP4) vulnerabilities

First published: Thu Nov 24 2011(Updated: )

It was discovered that CIFS incorrectly handled authentication. When a user had a CIFS share mounted that required authentication, a local user could mount the same share without knowing the correct password. (CVE-2011-1585) Robert Swiecki discovered that mapping extensions were incorrectly handled. A local attacker could exploit this to crash the system, leading to a denial of service. (CVE-2011-2496)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-2.6.35-903-omap4<2.6.35-903.27
2.6.35-903.27
Ubuntu gir1.2-packagekitglib-1.0=10.10

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-1280-1?

    The severity of USN-1280-1 is considered to be high due to improper authentication handling in CIFS.

  • How do I fix USN-1280-1?

    To fix USN-1280-1, users should upgrade to the updated package version that addresses the CIFS authentication vulnerability.

  • Which systems are affected by USN-1280-1?

    USN-1280-1 affects Ubuntu 10.10 systems running the linux-image-2.6.35-903-omap4 package version up to 2.6.35-903.27.

  • What is CVE-2011-1585 in relation to USN-1280-1?

    CVE-2011-1585 is the identifier for the vulnerability exploited in USN-1280-1, which involves incorrect handling of CIFS authentication.

  • Can a local user exploit the USN-1280-1 vulnerability?

    Yes, a local user could potentially exploit the USN-1280-1 vulnerability to mount a CIFS share without knowing the correct password.

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