{"cve":"CVE-2015-8551","nvd":{"published":"2016-04-13T15:59:05.257","modified":"2026-06-17T00:34:45.347","status":"Modified","description":"The PCI backend driver in Xen, when running on an x86 system and using Linux 3.1.x through 4.3.x as the driver domain, allows local guest administrators to hit BUG conditions and cause a denial of service (NULL pointer dereference and host OS crash) by leveraging a system with access to a passed-through MSI or MSI-X capable physical PCI device and a crafted sequence of XEN_PCI_OP_* operations, aka \"Linux pciback missing sanity checks.\"","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","score":6.0},"cwes":["CWE-476"],"references":["http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html","http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html","http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html","http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html"],"products":["debian:debian_linux","linux:linux_kernel","opensuse:opensuse","suse:linux_enterprise_desktop","suse:linux_enterprise_real_time_extension","suse:linux_enterprise_server","suse:linux_enterprise_software_development_kit","suse:linux_enterprise_workstation_extension"],"source":"nvd","synced_at":"2026-10-19T20:37:48.328043465+00:00"},"epss":{"cve":"CVE-2015-8551","score":0.00451,"percentile":0.39224,"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."]}