{"cve":"CVE-2014-5148","nvd":{"published":"2014-10-26T20:55:03.180","modified":"2026-06-17T00:11:07.580","status":"Modified","description":"Xen 4.4.x, when running on an ARM system and \"handling an unknown system register access from 64-bit userspace,\" returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to cause a denial of service (crash) and possibly gain privileges via a crafted process.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://secunia.com/advisories/59934","http://www.securityfocus.com/bid/69189","http://www.securitytracker.com/id/1030725","http://xenbits.xenproject.org/xsa/advisory-103.html","https://exchange.xforce.ibmcloud.com/vulnerabilities/95233"],"products":["xen:xen"],"source":"nvd","synced_at":"2026-10-19T20:34:45.729216538+00:00"},"epss":{"cve":"CVE-2014-5148","score":0.00402,"percentile":0.34442,"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."]}