Advisory Published

USN-1827-1: Linux kernel vulnerability

First published: Thu May 16 2013(Updated: )

An flaw was discovered in the Linux kernel's perf_events interface. A local user could exploit this flaw to escalate privileges on the system.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-3.8.0-21-generic<3.8.0-21.32
3.8.0-21.32
Ubuntu gir1.2-packagekitglib-1.0=13.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-1827-1?

    The severity of USN-1827-1 is critical due to its potential to allow privilege escalation.

  • How do I fix USN-1827-1?

    To fix USN-1827-1, update the Linux kernel to version 3.8.0-21.32 or later.

  • Who is affected by USN-1827-1?

    USN-1827-1 affects local users of Ubuntu 13.04 running linux-image-3.8.0-21-generic.

  • What exploit does USN-1827-1 enable?

    USN-1827-1 enables local users to exploit a flaw to escalate their privileges on the affected system.

  • What system versions are vulnerable according to USN-1827-1?

    According to USN-1827-1, Ubuntu 13.04 with linux-image-3.8.0-21-generic versions prior to 3.8.0-21.32 are vulnerable.

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