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.
CVE-2012-2373
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 0%CVSS: —Exploit: NoneExposed: 0
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 16.9%
- KEV
- Not listed
Published
August 9, 2012
Last Modified
April 29, 2026
References (16)
- secalert@redhathttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26c191788f18129af0eb32a358cdaea0c7479626
- secalert@redhathttp://marc.info/?l=bugtraq&m=139447903326211&w=2
- secalert@redhathttp://rhn.redhat.com/errata/RHSA-2012-0743.html
- secalert@redhathttp://ubuntu.com/usn/usn-1529-1
- secalert@redhathttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
- secalert@redhathttp://www.openwall.com/lists/oss-security/2012/05/18/11
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=822821
- secalert@redhathttps://github.com/torvalds/linux/commit/26c191788f18129af0eb32a358cdaea0c7479626
- af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26c191788f18129af0eb32a358cdaea0c7479626
- af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=139447903326211&w=2
- af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-0743.html
- af854a3a-2127-422b-91ae-364da2661108http://ubuntu.com/usn/usn-1529-1
- af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/05/18/11
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=822821
Vendor Advisories for CVE-2012-2373(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Data Freshness Timeline
(refreshed 9× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:23 UTCEPSS rescore
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- 2026-05-29 03:35 UTCVendor advisory
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Frequently asked(4)
What is CVE-2012-2373?
CVE-2012-2373 is a none vulnerability published on 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.
When was CVE-2012-2373 disclosed?
CVE-2012-2373 was first published in the National Vulnerability Database on August 9, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2012-2373 actively exploited?
CVE-2012-2373 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 16.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2012-2373?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-2373, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2012-2373
Is Your Infrastructure Affected by CVE-2012-2373?
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