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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2014-01-18T22:00:00

Updated: 2024-08-06T09:42:35.486Z

Reserved: 2014-01-13T00:00:00

Link: CVE-2014-1438

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2014-01-18T22:55:03.210

Modified: 2024-11-21T02:04:16.047

Link: CVE-2014-1438

cve-icon Redhat

Severity : Moderate

Publid Date: 2013-12-30T00:00:00Z

Links: CVE-2014-1438 - Bugzilla