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Last updated: 7/29/2014 8:49:29 AM

CVE Publication rate: 20.53

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Vulnerability Workload Index: 7.53
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National Cyber Awareness System

Vulnerability Summary for CVE-2013-2146

Original release date: 06/07/2013
Last revised: 02/06/2014
Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.7 (MEDIUM) (AV:L/AC:M/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service

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External Source: MLIST
Name: [oss-security] 20130605 Re: CVE Request: More perf security fixes
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f1923820c447e986a9da0fc6bf60c1dccdf0408e
Type: Patch Information; Exploit
External Source: CONFIRM
Name: http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9
External Source: CONFIRM
Name: https://github.com/torvalds/linux/commit/f1923820c447e986a9da0fc6bf60c1dccdf0408e
Type: Patch Information; Exploit
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=971309
External Source: MANDRIVA
Name: MDVSA-2013:176
External Source: REDHAT
Name: RHSA-2013:1173

Technical Details

Vulnerability Type (View All)