{"id":"CVE-2014-1438","url":"https://www.cyber-defence.io/tools/cve/CVE-2014-1438","generatedAt":"2026-10-27T20:52:37.943Z","title":"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…","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.","published":"2014-01-18T22:55:03.000Z","lastModified":"2026-06-17T00:04:53.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.7,"severity":"MEDIUM","vector":"AV:L/AC:M/Au:N/C:N/I:N/A:C"},"cwe":["CWE-264"],"affected":["linux/linux kernel"],"epss":{"score":0.00653,"percentile":0.51002,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.65%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26bef1318adc1b3a530ecc807ef99346db2aa8b0","source":"cve@mitre.org"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126858.html","source":"cve@mitre.org"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126874.html","source":"cve@mitre.org"},{"url":"http://www.halfdog.net/Security/2013/Vm86SyscallTaskSwitchKernelPanic/","source":"cve@mitre.org"},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8","source":"cve@mitre.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2014:038","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2014/01/14/1","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/64781","source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id/1029592","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2113-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2117-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2133-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2134-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2135-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2136-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2138-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2139-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-2141-1","source":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1052914","source":"cve@mitre.org"},{"url":"https://github.com/torvalds/linux/commit/26bef1318adc1b3a530ecc807ef99346db2aa8b0","source":"cve@mitre.org"},{"url":"https://lkml.org/lkml/2014/1/9/637","source":"cve@mitre.org"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=26bef1318adc1b3a530ecc807ef99346db2aa8b0","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126858.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2014-January/126874.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.halfdog.net/Security/2013/Vm86SyscallTaskSwitchKernelPanic/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2014:038","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2014/01/14/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/64781","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1029592","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2113-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2117-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2133-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2134-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2135-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2136-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2138-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2139-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2141-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1052914","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/torvalds/linux/commit/26bef1318adc1b3a530ecc807ef99346db2aa8b0","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lkml.org/lkml/2014/1/9/637","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-1438","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}