CVE-2013-2146

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    CVE-2013-2146

    Published: 7 Jun 2013Last Modified: 10 Apr 2026

    Summary:

    Details: arch/x86/kernel/cpu/perf_event_intel.c in the Linux kernel before 3.8.9, when the Performance Events Subsystem is enabled, specifies an incorrect bitmask, which allows local users to cause a denial of service (general protection fault and system crash) by attempting to set a reserved bit.

    References: http://rhn.redhat.com/errata/RHSA-2013-1173.html, http://www.mandriva.com/security/advisories?name=MDVSA-2013:176, https://github.com/torvalds/linux/commit/f1923820c447e986a9da0fc6bf60c1dccdf0408e, https://github.com/torvalds/linux/commit/f1923820c447e986a9da0fc6bf60c1dccdf0408e, https://bugzilla.redhat.com/show_bug.cgi?id=971309, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f1923820c447e986a9da0fc6bf60c1dccdf0408e, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9, http://www.openwall.com/lists/oss-security/2013/06/05/23

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High