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Vulnerability Details : CVE-2012-2133

Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.
Publish Date : 2012-07-03 Last Update Date : 2017-12-28
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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 Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceGain privileges
CWE ID 399

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
AV:L/AC:H/Au:N/C:C/I:C/A:C 2012-04-22 2012-03-22
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- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2012-1426 -- kernel security and bug fix update (moderate) oval:org.mitre.oval:def:27566 unix
DSA-2469-1 linux-2.6 - several oval:org.mitre.oval:def:18394 unix
ELSA-2012-2043 -- Unbreakable Enterprise kernel security update (moderate) oval:org.mitre.oval:def:27746 unix
ELSA-2012-2044 -- Unbreakable Enterprise kernel security update (moderate) oval:org.mitre.oval:def:26983 unix
ELSA-2012:1426: kernel security and bug fix update (Moderate) oval:org.mitre.oval:def:23569 unix
RHSA-2012:1426: kernel security and bug fix update (Moderate) oval:org.mitre.oval:def:21532 unix
RHSA-2012:1426: kernel security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20121426 unix
USN-1457-1 -- linux vulnerabilities oval:org.mitre.oval:def:17420 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-2012-2133

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 3.3 Version Details Vulnerabilities
2 OS Linux Linux Kernel 3.3.1 Version Details Vulnerabilities
3 OS Linux Linux Kernel 3.3.2 Version Details Vulnerabilities
4 OS Linux Linux Kernel 3.3.3 Version Details Vulnerabilities
5 OS Linux Linux Kernel 3.3.4 Version Details Vulnerabilities
6 OS Linux Linux Kernel 3.3.5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 6

- References For CVE-2012-2133 CONFIRM
MLIST [oss-security] 20120424 Re: CVE Request: use after free bug in "quota" handling in hugetlb code
BID 53233 Linux Kernel Hugepages CVE-2012-2133 Local Denial of Service Vulnerability Release Date:2013-11-27 CONFIRM CONFIRM
XF linux-kernel-hugepages-dos(75168)
SUSE SUSE-SU-2012:0616
DEBIAN DSA-2469;a=commit;h=90481622d75715bfcb68501280a917dbfe516029 CONFIRM

- Metasploit Modules Related To CVE-2012-2133

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

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