{"cve":"CVE-2012-5525","nvd":{"published":"2012-12-13T11:53:49.167","modified":"2026-06-16T23:46:56.820","status":"Modified","description":"The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service (crash) via a crafted GFN that triggers a buffer over-read.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://secunia.com/advisories/51397","http://secunia.com/advisories/55082","http://security.gentoo.org/glsa/glsa-201309-24.xml","http://www.openwall.com/lists/oss-security/2012/12/03/6","http://www.osvdb.org/88133"],"products":["xen:xen"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2012-5525","score":0.016,"percentile":0.75794,"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."]}