{"cve":"CVE-2011-1898","nvd":{"published":"2011-08-12T18:55:00.870","modified":"2026-06-16T23:30:19.973","status":"Modified","description":"Xen 4.1 before 4.1.1 and 4.0 before 4.0.2, when using PCI passthrough on Intel VT-d chipsets that do not have interrupt remapping, allows guest OS users to gain host OS privileges by \"using DMA to generate MSI interrupts by writing to the interrupt injection registers.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062112.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062139.html","http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00017.html","http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00018.html","http://theinvisiblethings.blogspot.com/2011/05/following-white-rabbit-software-attacks.html"],"products":["citrix:xen"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-1898","score":0.00852,"percentile":0.58253,"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."]}