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CVE-2014-1438 Details

Description

The restore_fpu_checking function in arch/x86/include/asm/fpu-internal.h in the Linux kernel before 3.12.8 on the AMD K7 and K8 platforms does not clear pending exceptions before proceeding to an EMMS instruction, which allows local users to cause a denial of service (task kill) or possibly gain privileges via a crafted application.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26bef1318adc1b3a530ecc807ef99346db2aa8b0	CVE
http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126858.html	CVE
http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126874.html	CVE
https://bugzilla.redhat.com/show_bug.cgi?id=1052914	CVE
https://github.com/torvalds/linux/commit/26bef1318adc1b3a530ecc807ef99346db2aa8b0	CVE
https://lkml.org/lkml/2014/1/9/637	CVE
http://www.halfdog.net/Security/2013/Vm86SyscallTaskSwitchKernelPanic/	CVE
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8	CVE
http://www.mandriva.com/security/advisories?name=MDVSA-2014:038	CVE
http://www.openwall.com/lists/oss-security/2014/01/14/1	CVE
http://www.securityfocus.com/bid/64781	CVE
http://www.securitytracker.com/id/1029592	CVE
http://www.ubuntu.com/usn/USN-2113-1	CVE
http://www.ubuntu.com/usn/USN-2117-1	CVE
http://www.ubuntu.com/usn/USN-2133-1	CVE
http://www.ubuntu.com/usn/USN-2134-1	CVE
http://www.ubuntu.com/usn/USN-2135-1	CVE
http://www.ubuntu.com/usn/USN-2136-1	CVE
http://www.ubuntu.com/usn/USN-2138-1	CVE
http://www.ubuntu.com/usn/USN-2139-1	CVE
http://www.ubuntu.com/usn/USN-2141-1	CVE
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26bef1318adc1b3a530ecc807ef99346db2aa8b0	[email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126858.html	[email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126874.html	[email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1052914	[email protected]
https://github.com/torvalds/linux/commit/26bef1318adc1b3a530ecc807ef99346db2aa8b0	[email protected]
https://lkml.org/lkml/2014/1/9/637	[email protected]
http://www.halfdog.net/Security/2013/Vm86SyscallTaskSwitchKernelPanic/	[email protected]
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8	[email protected]
http://www.mandriva.com/security/advisories?name=MDVSA-2014:038	[email protected]
http://www.openwall.com/lists/oss-security/2014/01/14/1	[email protected]
http://www.securityfocus.com/bid/64781	[email protected]
http://www.securitytracker.com/id/1029592	[email protected]
http://www.ubuntu.com/usn/USN-2113-1	[email protected]
http://www.ubuntu.com/usn/USN-2117-1	[email protected]
http://www.ubuntu.com/usn/USN-2133-1	[email protected]
http://www.ubuntu.com/usn/USN-2134-1	[email protected]
http://www.ubuntu.com/usn/USN-2135-1	[email protected]
http://www.ubuntu.com/usn/USN-2136-1	[email protected]
http://www.ubuntu.com/usn/USN-2138-1	[email protected]
http://www.ubuntu.com/usn/USN-2139-1	[email protected]
http://www.ubuntu.com/usn/USN-2141-1	[email protected]

see all 42 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-264	Permissions, Privileges, and Access Controls	[email protected]

Affected Products

Product	Versions
linux linux kernel	<= 3.12.7 3.12 3.12.1 3.12.2 3.12.3
CPE cpe:2.3:o:linux:linux_kernel:::::::: cpe:2.3:o:linux:linux_kernel:3.12:::::::* cpe:2.3:o:linux:linux_kernel:3.12.1:::::::* cpe:2.3:o:linux:linux_kernel:3.12.2:::::::* cpe:2.3:o:linux:linux_kernel:3.12.3:::::::* cpe:2.3:o:linux:linux_kernel:3.12.4:::::::* cpe:2.3:o:linux:linux_kernel:3.12.5:::::::* cpe:2.3:o:linux:linux_kernel:3.12.6:::::::* Remediation No remediation found in references.

Product

Versions

linux linux kernel

<= 3.12.7

3.12

3.12.1

3.12.2

3.12.3

CPE

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:3.12.6:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Jan 21, 2014	Initial Analysis	[email protected]