National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2006-7051 Detail

Description

The sys_timer_create function in posix-timers.c for Linux kernel 2.6.x allows local users to cause a denial of service (memory consumption) and possibly bypass memory limits or cause other processes to be killed by creating a large number of posix timers, which are allocated in kernel memory but are not treated as part of the process' memory.

Source:  MITRE
Description Last Modified:  02/23/2007

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (03/14/2007)

This issue can only be exploited if pending signals (ulimit -i) is set to "unlimited". In case of Red Hat Enterprise Linux version 2.1, 3 and 4 this is not the case and therefore they are not vulnerable to this issue.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://securityreason.com/securityalert/2287
http://www.securityfocus.com/archive/1/archive/1/430278/30/5790/threaded Exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/25712
https://www.exploit-db.com/exploits/1657

Technical Details

Vulnerability Type (View All)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2006-7051
NVD Published Date:
02/23/2007
NVD Last Modified:
10/10/2017