{"cve":"CVE-2011-1936","nvd":{"published":"2014-01-07T19:55:05.953","modified":"2026-06-16T23:30:25.580","status":"Modified","description":"Xen, when using x86 Intel processors and the VMX virtualization extension is enabled, does not properly handle cpuid instruction emulation when exiting the VM, which allows local guest users to cause a denial of service (guest crash) via unspecified vectors.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://rhn.redhat.com/errata/RHSA-2011-0927.html","http://www.openwall.com/lists/oss-security/2011/07/07/3","http://rhn.redhat.com/errata/RHSA-2011-0927.html","http://www.openwall.com/lists/oss-security/2011/07/07/3"],"products":["xen:xen"],"source":"nvd","synced_at":"2026-10-19T20:30:15.895642412+00:00"},"epss":{"cve":"CVE-2011-1936","score":0.0047,"percentile":0.40691,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}