{"id":"CVE-2014-1891","url":"https://www.cyber-defence.io/tools/cve/CVE-2014-1891","generatedAt":"2026-10-27T19:56:18.302Z","title":"Multiple integer overflows in the (1) FLASK_GETBOOL, (2) FLASK_SETBOOL, (3) FLASK_USER, and (4) FLASK_CONTEXT_TO_SID suboperations in the flask hypercall in Xen 4.3.x, 4.2.x, 4.1.x, 3.2.x, and earlier, when XSM is enabled, allow local users to cause a…","description":"Multiple integer overflows in the (1) FLASK_GETBOOL, (2) FLASK_SETBOOL, (3) FLASK_USER, and (4) FLASK_CONTEXT_TO_SID suboperations in the flask hypercall in Xen 4.3.x, 4.2.x, 4.1.x, 3.2.x, and earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecified vectors, a different vulnerability than CVE-2014-1892, CVE-2014-1893, and CVE-2014-1894.","published":"2014-04-01T06:35:53.000Z","lastModified":"2026-06-17T00:05:42.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5.2,"severity":"MEDIUM","vector":"AV:A/AC:M/Au:S/C:N/I:N/A:C"},"cwe":["CWE-189"],"affected":["xen/xen"],"epss":{"score":0.00547,"percentile":0.45606,"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 (0.55%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html","source":"cve@mitre.org"},{"url":"http://security.gentoo.org/glsa/glsa-201407-03.xml","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2014/02/07/12","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2014/02/07/4","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2014/02/10/8","source":"cve@mitre.org"},{"url":"http://xenbits.xen.org/xsa/advisory-84.html","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.gentoo.org/glsa/glsa-201407-03.xml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2014/02/07/12","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2014/02/07/4","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2014/02/10/8","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://xenbits.xen.org/xsa/advisory-84.html","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-1891","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."}