Unrated severityNVD Advisory· Published Jan 18, 2014· Updated Jun 17, 2026
CVE-2014-1438
CVE-2014-1438
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=3.12.7
- 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:*:*:*:*:*:*:*
- Range: <3.12.8
Patches
Vulnerability mechanics
References
21- git.kernel.orgnvd
- lists.fedoraproject.org/pipermail/package-announce/2014-January/126858.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2014-January/126874.htmlnvd
- www.halfdog.net/Security/2013/Vm86SyscallTaskSwitchKernelPanic/nvd
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8nvd
- www.mandriva.com/security/advisoriesnvd
- www.openwall.com/lists/oss-security/2014/01/14/1nvd
- www.securityfocus.com/bid/64781nvd
- www.securitytracker.com/id/1029592nvd
- www.ubuntu.com/usn/USN-2113-1nvd
- www.ubuntu.com/usn/USN-2117-1nvd
- www.ubuntu.com/usn/USN-2133-1nvd
- www.ubuntu.com/usn/USN-2134-1nvd
- www.ubuntu.com/usn/USN-2135-1nvd
- www.ubuntu.com/usn/USN-2136-1nvd
- www.ubuntu.com/usn/USN-2138-1nvd
- www.ubuntu.com/usn/USN-2139-1nvd
- www.ubuntu.com/usn/USN-2141-1nvd
- bugzilla.redhat.com/show_bug.cginvd
- github.com/torvalds/linux/commit/26bef1318adc1b3a530ecc807ef99346db2aa8b0nvd
- lkml.org/lkml/2014/1/9/637nvd
News mentions
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