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Vulnerability Details : CVE-2012-2373

The Linux kernel before 3.4.5 on the x86 platform, when Physical Address Extension (PAE) is enabled, does not properly use the Page Middle Directory (PMD), which allows local users to cause a denial of service (panic) via a crafted application that triggers a race condition.
Publish Date : 2012-08-09 Last Update Date : 2016-08-22
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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 Service
CWE ID 362

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
AV:L/AC:H/Au:N/C:N/I:N/A:C 2012-05-11 2012-05-17
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- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2012-0743 -- kernel security and bug fix update (important) oval:org.mitre.oval:def:27556 unix
ELSA-2012:0743: kernel security and bug fix update (Important) oval:org.mitre.oval:def:23889 unix
RHSA-2012:0743: kernel security and bug fix update (Important) oval:org.mitre.oval:def:21473 unix
RHSA-2012:0743: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20120743 unix
USN-1529-1 -- linux vulnerabilities oval:org.mitre.oval:def:17909 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-2012-2373

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 3.4 ~~~~x86~ Version Details Vulnerabilities
2 OS Linux Linux Kernel 3.4 RC2 ~~~~x86~ Version Details Vulnerabilities
3 OS Linux Linux Kernel 3.4 RC7 ~~~~x86~ Version Details Vulnerabilities
4 OS Linux Linux Kernel 3.4 RC1 ~~~~x86~ Version Details Vulnerabilities
5 OS Linux Linux Kernel 3.4 RC6 ~~~~x86~ Version Details Vulnerabilities
6 OS Linux Linux Kernel 3.4 RC5 ~~~~x86~ Version Details Vulnerabilities
7 OS Linux Linux Kernel 3.4 RC4 ~~~~x86~ Version Details Vulnerabilities
8 OS Linux Linux Kernel 3.4 RC3 ~~~~x86~ Version Details Vulnerabilities
9 OS Linux Linux Kernel 3.4.1 ~~~~x86~ Version Details Vulnerabilities
10 OS Linux Linux Kernel 3.4.2 ~~~~x86~ Version Details Vulnerabilities
11 OS Linux Linux Kernel 3.4.3 ~~~~x86~ Version Details Vulnerabilities
12 OS Linux Linux Kernel 3.4.4 ~~~~x86~ Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 12

- References For CVE-2012-2373 CONFIRM CONFIRM
REDHAT RHSA-2012:0743
UBUNTU USN-1529-1 CONFIRM;a=commit;h=26c191788f18129af0eb32a358cdaea0c7479626 CONFIRM
MLIST [oss-security] 20120518 Re: CVE Request -- kernel: mm: read_pmd_atomic: 32bit PAE pmd walk vs pmd_populate SMP race condition

- Metasploit Modules Related To CVE-2012-2373

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

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