{"cve":"CVE-2014-5146","nvd":{"published":"2014-08-22T14:55:08.283","modified":"2026-06-17T00:11:07.340","status":"Modified","description":"Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html","http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html","http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html","http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html","http://www.securityfocus.com/bid/69198"],"products":["opensuse:opensuse","xen:xen"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2014-5146","score":0.00428,"percentile":0.37045,"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."]}