{"cve":"CVE-2008-1952","nvd":{"published":"2008-06-23T19:41:00.000","modified":"2026-06-16T22:52:49.427","status":"Modified","description":"The backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service (crash) by mapping an arbitrary amount of guest memory.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://lists.xensource.com/archives/html/xen-devel/2008-05/msg00421.html","http://secunia.com/advisories/32088","http://www.openwall.com/lists/oss-security/2008/05/21/9","http://www.securityfocus.com/bid/30646","http://www.securitytracker.com/id?1020957"],"products":["xensource:xen_para_virtualized_frame_buffer"],"source":"nvd","synced_at":"2026-10-19T19:51:11.071189229+00:00"},"epss":{"cve":"CVE-2008-1952","score":0.00379,"percentile":0.31874,"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."]}