What is CVE-2012-2373?

CVE-2012-2373 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10, classified as a Race Condition flaw (CWE-362). CVE-2012-2373 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2012-2373?

CVE-2012-2373 has a CVSS score of 4.0 out of 10, rated Medium severity. The vector string is AV:L/AC:H/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2012-2373?

No patch is currently available for CVE-2012-2373. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2012-2373 actively exploited?

CVE-2012-2373 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/362.html

CVE-2012-2373

Medium

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.

Package Linux Kernel

Published 2012-08-09

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.0

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

User Interaction

Scope

Confidentiality

High

Integrity

None

Availability

Vector string

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

Weakness type

CWE-362

CVE-2012-2373 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2012-2373 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Marc
http://marc.info/?l=bugtraq&m=139447903326211&w=2
Red Hat
http://rhn.redhat.com/errata/RHSA-2012-0743.html
Ubuntu Security
http://ubuntu.com/usn/usn-1529-1
Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
Openwall
http://www.openwall.com/lists/oss-security/2012/05/18/11
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=822821
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26c191788f18129af0eb32a358cdaea0c7479626
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/26c191788f18129af0eb32a358cdaea0c7479626
Patch

Details

CVE ID CVE-2012-2373

Severity Medium

CVSS score 4.0 / 10

CVSS version 2.0

Published 2012-08-09

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2012-2373?

CVE-2012-2373 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.0 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2012-2373 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2012-2373?

CVE-2012-2373 has a CVSS score of 4.0 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:H/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2012-2373?

No patch is currently available for CVE-2012-2373. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2012-2373 actively exploited?

No — CVE-2012-2373 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. View CWE-362 on MITRE CWE →