CVE Database


Impact: Important
Public: 2007-12-07
CWE: CWE-190->CWE-119
Bugzilla: 453135: CVE-2007-5966 kernel: non-root can trigger cpu_idle soft lockup


The MITRE CVE dictionary describes this issue as:

Integer overflow in the hrtimer_start function in kernel/hrtimer.c in the Linux kernel before allows local users to execute arbitrary code or cause a denial of service (panic) via a large relative timeout value. NOTE: some of these details are obtained from third party information.

Find out more about CVE-2007-5966 from the MITRE CVE dictionary and NIST NVD.


This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, and 4.
It was addressed in Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG via, and respectively.

CVSS v2 metrics

Base Score: 7.2
Base Metrics: AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector: Local
Access Complexity: Low
Authentication: None
Confidentiality Impact: Complete
Integrity Impact: Complete
Availability Impact: Complete

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

Red Hat security errata

Platform Errata Release Date
MRG Grid for RHEL 5 Server (kernel-rt) RHSA-2008:0585 August 26, 2008
Red Hat Enterprise Linux EUS (v. 5.2 server) (kernel) RHSA-2010:0079 February 02, 2010
Red Hat Enterprise Linux EUS (v. 5.3 server) (kernel) RHSA-2009:1193 August 04, 2009
Red Hat Enterprise Linux version 5 (kernel) RHSA-2009:1193 August 04, 2009

External References

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

For clarification or corrections please contact the Red Hat Security Response Team.