CVE-2011-2693

Impact:
Moderate
Public Date:
2011-03-19
Bugzilla:
721283: CVE-2011-2693 kernel: panic with NMI enabled while using perf

The MITRE CVE dictionary describes this issue as:

The perf subsystem in the kernel package 2.6.32-122.el6.x86_64 in Red Hat Enterprise Linux (RHEL) 6 does not properly handle NMIs, which might allow local users to cause a denial of service (excessive log messages) via unspecified vectors.

Find out more about CVE-2011-2693 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue was found to be a duplicate of CVE-2011-2521.

CVE-2011-2521 issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 4, 5, and Red Hat Enterprise MRG as they did not backport the upstream commit 41bf498 that introduced the issue. This has been addressed in Red Hat Enterprise Linux 6 via https://rhn.redhat.com/errata/RHSA-2011-1350.html.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.9
Base Metrics AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 realtime-kernel Not affected
Red Hat Enterprise Linux 6 kernel Will not fix
Red Hat Enterprise Linux 5 kernel Not affected
Red Hat Enterprise Linux 4 kernel Not affected

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact Red Hat Product Security.

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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