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Last updated: 8/1/2014 8:07:18 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2006-2629

Original release date: 05/27/2006
Last revised: 03/07/2011
Source: US-CERT/NIST

Overview

Race condition in Linux kernel 2.6.15 to 2.6.17, when running on SMP platforms, allows local users to cause a denial of service (crash) by creating and exiting a large number of tasks, then accessing the /proc entry of a task that is exiting, which causes memory corruption that leads to a failure in the prune_dcache function or a BUG_ON error in include/linux/list.h.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.0 (MEDIUM) (AV:L/AC:H/Au:N/C:N/I:N/A:C) (legend)
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 service

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External Source: MLIST
Name: [linux-kernel] 20060526 PROBLEM: /proc (procfs) task exit race condition causes a kernelcrash
External Source: BID
Name: 18183
External Source: XF
Name: linux-task-race-condition-dos(26746)
External Source: SECUNIA
Name: 20349
External Source: OSVDB
Name: 25847
External Source: VUPEN
Name: ADV-2006-2070

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