{"id":"CVE-2026-0427","aliases":["EUVD-2026-30501","GHSA-j384-fpqm-4mmh"],"status":"published","title":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged...","description":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.","severity":{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00112,"percentile":0.01375,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-459"],"published":"2026-05-15T02:51:22Z","modified":"2026-10-26T14:10:00Z","products":[{"vendor":"amd","product":"amd instinct™ mi210"},{"vendor":"amd","product":"amd instinct™ mi300x"},{"vendor":"amd","product":"amd instinct™ mi325x"},{"vendor":"amd","product":"amd radeon™ pro v710"}],"references":[{"url":"https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0427"},{"url":"https://github.com/advisories/GHSA-j384-fpqm-4mmh"}],"sources":{"cve":[{"id":"CVE-2026-0427","description":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.","status":"published","published":"2026-05-15T02:51:22.457Z","modified":"2026-05-15T11:33:11.565Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L","level":"medium","assessor":"cna"}],"cwes":["CWE-459"],"updated_at":"2026-11-02T14:20:13.962274Z"}],"euvd":[{"id":"EUVD-2026-30501","description":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.","status":"published","published":"2026-05-15T02:51:22Z","modified":"2026-05-15T11:33:11Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L","level":"medium"}],"updated_at":"2026-11-02T19:04:28.872228Z"}],"ghsa":[{"id":"GHSA-j384-fpqm-4mmh","title":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged...","description":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.","status":"published","published":"2026-05-15T03:30:37Z","modified":"2026-05-15T03:30:48Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-459"],"updated_at":"2026-11-02T15:08:09.535348Z"}],"nvd":[{"id":"CVE-2026-0427","description":"Improper cleanup of shared register resources in GPU firmware could allow an admin-privileged attacker from a Guest Virtual machine (VM) to access these shared resources from another Guest VM, potentially resulting in the loss of confidentiality, integrity, or availability.","status":"published","published":"2026-05-15T03:16:22.873Z","modified":"2026-10-26T14:10:00.13Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-459"],"updated_at":"2026-11-02T14:12:19.39893Z"}]}}