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Vulnerability Details : CVE-2005-3356

The mq_open system call in Linux kernel 2.6.9, in certain situations, can decrement a counter twice ("double decrement") as a result of multiple calls to the mntput function when the dentry_open function call fails, which allows local users to cause a denial of service (panic) via unspecified attack vectors.
Publish Date : 2005-12-31 Last Update Date : 2010-08-21
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2005-09-23 2006-01-14
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2005-3356 unix
RHSA-2006:0101: kernel security update (Important) oval:com.redhat.rhsa:def:20060101 unix
The mq_open system call in Linux kernel 2.6.9, in certain situations, can decrement a counter twice ("double decrement")... oval:org.mitre.oval:def:10731 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2005-3356

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 2.6.9 2.6.20 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2005-3356
SUSE SUSE-SA:2006:012
BID 16283 Linux Kernel mq_open System Call Unspecified Denial of Service Vulnerability Release Date:2007-01-25;a=commit;h=7c7dce9209161eb260cdf9e9172f72c3a02379e6 CONFIRM
XF linux-double-decrement-dos(25302)
FEDORA FLSA:157459-4
FEDORA FLSA:157459-3
REDHAT RHSA-2006:0101

- Metasploit Modules Related To CVE-2005-3356

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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