CVE ID:	CVE-2012-2373
Description:	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.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2012-2373 HPSBGN02970 http://marc.info/?l=bugtraq&m=139447903326211&w=2 RHSA-2012:0743 http://rhn.redhat.com/errata/RHSA-2012-0743.html USN-1529-1 http://ubuntu.com/usn/usn-1529-1 [oss-security] 20120518 Re: CVE Request -- kernel: mm: read_pmd_atomic: 32bit PAE pmd walk vs pmd_populate SMP race condition http://www.openwall.com/lists/oss-security/2012/05/18/11 http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26c191788f18129af0eb32a358cdaea0c7479626 http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26c191788f18129af0eb32a358cdaea0c7479626 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 https://bugzilla.redhat.com/show_bug.cgi?id=822821 https://bugzilla.redhat.com/show_bug.cgi?id=822821 https://github.com/torvalds/linux/commit/26c191788f18129af0eb32a358cdaea0c7479626 https://github.com/torvalds/linux/commit/26c191788f18129af0eb32a358cdaea0c7479626