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CVE-2012-2373

Date: August 9, 2012

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.

Language: C

Severity Score

Related Resources (12)

https://github.com/torvalds/linux/commit/26c191788f18129af0eb32a358cdaea0c7479626
https://access.redhat.com/security/cve/CVE-2012-2373
https://people.canonical.com/~ubuntu-security/cve/CVE-2012-2373
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26c191788f18129af0eb32a358cdaea0c7479626
https://nvd.nist.gov/vuln/detail/CVE-2012-2373
http://rhn.redhat.com/errata/RHSA-2012-0743.html
http://ubuntu.com/usn/usn-1529-1
http://www.openwall.com/lists/oss-security/2012/05/18/11
https://bugzilla.redhat.com/show_bug.cgi?id=822821
http://marc.info/?l=bugtraq&m=139447903326211&w=2
https://www.mend.io/vulnerability-database/CVE-2012-2373

Severity Score

Weakness Type (CWE)

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-362

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): HIGH
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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