National Cyber-Alert System
Vulnerability Summary for CVE-2006-4342
Original release date:10/17/2006
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
The kernel in Red Hat Enterprise Linux 3, when running on SMP systems, allows local users to cause a denial of service (deadlock) by running the shmat function on an shm at the same time that shmctl is removing that shm (IPC_RMID), which prevents a spinlock from being unlocked.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
1.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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US-CERT Vulnerability Note: VU#245984
Name: VU#245984
External Source: CONFIRM
Name: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=205618
External Source: REDHAT
Name: RHSA-2006:0710
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2006-254.htm
External Source: SECUNIA
Name: 23064
External Source: SECUNIA
Name: 22497
