CVE-2006-7051

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Summary

CVECVE-2006-7051
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2007-02-24 00:28:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 4.9 from [email protected]

AV:L/AC:L/Au:N/C:N/I:N/A:C

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:L/AC:L/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 2.6.18.0 All All All
Operating System Linux Linux Kernel 2.6.18.1 All All All
Operating System Linux Linux Kernel 2.6.18.2 All All All
Operating System Linux Linux Kernel 2.6.18.3 All All All
Operating System Linux Linux Kernel 2.6.18.4 All All All
Operating System Linux Linux Kernel 2.6.18.5 All All All
Operating System Linux Linux Kernel 2.6.18.6 All All All
Operating System Linux Linux Kernel 2.6.18.7 All All All
Operating System Linux Linux Kernel 2.6.19 All All All
Operating System Linux Linux Kernel 2.6.19.1 All All All
Operating System Linux Linux Kernel 2.6.19.2 All All All
Operating System Linux Linux Kernel 2.6.19.3 All All All
Operating System Linux Linux Kernel 2.6.19.4 All All All
Operating System Linux Linux Kernel 2.6.20 All All All
Operating System Linux Linux Kernel 2.6.20.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Linux Kernel 2.6.x - 'sys_timer_create()' Local Denial of Service - Linux dos Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com
CXSecurity - IDS af854a3a-2127-422b-91ae-364da2661108 securityreason.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2007-03-14Mark J CoxThis 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.

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