{"id":"CVE-2026-89062","kind":"vulnerability","aliases":["CVE-2026-89062"],"related":[],"title":"Lenovo Energy Management driver: out-of-bounds write causes Windows blue screen","description":"A potential out-of-bounds write vulnerability was reported in the Lenovo Energy Management driver that could allow a local authenticated user to cause a blue screen error.","summary":"The Lenovo Energy Management driver has a potential out-of-bounds write flaw. A local user with valid credentials can crash the machine with a blue screen error.","severity":"medium","cvss":6.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["endpoints","infrastructure","lenovo","windows"],"not_affected_if":["no-lenovo-energy-management-driver"],"how_to_check":"- unknown","fix":"- unknown","status":"open","published_at":"2026-10-16T00:17:07+00:00","first_seen_at":"2026-10-23T21:57:12+00:00","triaged_at":"2026-10-25T03:45:17+00:00","updated_at":"2026-10-25T03:45:17+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-10-25T03:45:17Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"local","title":"Lenovo Energy Management driver: out-of-bounds write causes Windows blue screen","impact":"low","summary":"The Lenovo Energy Management driver has a potential out-of-bounds write flaw. A local user with valid credentials can crash the machine with a blue screen error.","category":"infrastructure","nicknames":[],"who_cares":["lenovo","windows","endpoints"],"confidence":0.6,"needs_auth":"yes","worst_case":"local authenticated user crashes the system with a blue screen","analyst_note":"Find the Lenovo advisory for CVE-2026-89062 to get affected driver versions and the fixed release.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["no-lenovo-energy-management-driver"],"who_is_affected":"Machines with the Lenovo Energy Management driver installed; the sources do not list affected driver versions. Systems without this Lenovo driver can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000519,"input_tokens":3273,"output_tokens":384,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-89062':16A,19A 'allow':71C 'authent':74C 'blue':12A,50B,79C 'bound':8A,35B,58C 'caus':10A,77C 'could':70C 'crash':45B 'credenti':43B 'cve':14A,17A 'driver':4A,28B,68C 'endpoint':20B 'energi':2A,26B,66C 'error':52B,81C 'flaw':37B 'infrastructur':21B 'lenovo':1A,22B,25B,65C 'local':39B,73C 'machin':47B 'manag':3A,27B,67C 'out-of-bound':5A,32B,55C 'potenti':31B,54C 'report':62C 'screen':13A,51B,80C 'user':40B,75C 'valid':42B 'vulner':60C 'window':11A,23B 'write':9A,36B,59C","nicknames":[],"mitigations":[],"who_affected":"Machines with the Lenovo Energy Management driver installed; the sources do not list affected driver versions. Systems without this Lenovo driver can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-16T00:17:07+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/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","cvss_by":"psirt@lenovo.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-89062","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89062","severity":null,"published_at":"2026-10-16T00:17:07+00:00","modified_at":"2026-10-16T19:55:59+00:00","first_seen_at":"2026-10-23T21:57:12+00:00","fetched_at":"2026-10-23T22:28:54+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}