{"cve":"CVE-2014-8867","nvd":{"published":"2014-12-01T15:59:09.780","modified":"2026-06-17T00:17:27.413","status":"Modified","description":"The acceleration support for the \"REP MOVS\" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-17"],"references":["http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705","http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html","http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html","http://rhn.redhat.com/errata/RHSA-2015-0783.html","http://secunia.com/advisories/59949"],"products":["debian:debian_linux","opensuse:opensuse","redhat:enterprise_linux","redhat:enterprise_linux_desktop","xen:xen"],"source":"nvd","synced_at":"2026-10-19T20:34:45.729216538+00:00"},"epss":{"cve":"CVE-2014-8867","score":0.00465,"percentile":0.40305,"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."]}