CVE-2012-2373

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Summary

CVECVE-2012-2373
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-08-09 10:29:46 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 4 from [email protected]

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

Problem Types: CWE-362 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
High
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 3.4 All All All
Operating System Linux Linux Kernel 3.4 rc1 All All
Operating System Linux Linux Kernel 3.4 rc2 All All
Operating System Linux Linux Kernel 3.4 rc3 All All
Operating System Linux Linux Kernel 3.4 rc4 All All
Operating System Linux Linux Kernel 3.4 rc5 All All
Operating System Linux Linux Kernel 3.4 rc6 All All
Operating System Linux Linux Kernel 3.4 rc7 All All
Operating System Linux Linux Kernel 3.4.1 All All All
Operating System Linux Linux Kernel 3.4.2 All All All
Operating System Linux Linux Kernel 3.4.3 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
USN-1529-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 ubuntu.com
'[security bulletin] HPSBGN02970 rev.1 - HP Rapid Deployment Pack (RDP) or HP Insight Control Server ' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
mm: pmd_read_atomic: fix 32bit PAE pmd walk vs pmd_populate SMP race … · torvalds/linux@26c1917 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch
Bug 822821 – CVE-2012-2373 kernel: mm: read_pmd_atomic: 32bit PAE pmd walk vs pmd_populate SMP race condition af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
oss-security - Re: CVE Request -- kernel: mm: read_pmd_atomic: 32bit PAE pmd walk vs pmd_populate SMP race condition af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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