{"id":"CVE-2026-40274","kind":"vulnerability","aliases":["CVE-2026-40274"],"related":[],"title":"QNX Neutrino kernel: TimerSettime() pointer flaw leaks kernel information locally","description":"Invalid Pointer Reference in the TimerSettime() system call could allow an attacker with local access to arm a crafted timer event which can cause an information disclosure in the QNX Neutrino kernel.","summary":"An invalid pointer reference in the TimerSettime() system call of the QNX Neutrino kernel lets a local attacker arm a crafted timer event. The result is an information disclosure from the kernel.","severity":"medium","cvss":4.0,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["embedded","infrastructure","qnx","rtos"],"not_affected_if":["no-local-access"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:21:16+00:00","first_seen_at":"2026-11-10T19:25:15+00:00","triaged_at":"2026-11-10T20:04:31+00:00","updated_at":"2026-11-10T20:04:31+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-10T20:04:31Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"QNX Neutrino kernel: TimerSettime() pointer flaw leaks kernel information locally","impact":"low","summary":"An invalid pointer reference in the TimerSettime() system call of the QNX Neutrino kernel lets a local attacker arm a crafted timer event. The result is an information disclosure from the kernel.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["qnx","embedded","rtos"],"confidence":0.6,"fix_status":"unknown","needs_auth":"unknown","worst_case":"kernel memory contents leak to a local attacker","analyst_note":"Find the QNX advisory for CVE-2026-40274 to confirm affected and fixed versions and any workaround.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":["no-local-access"],"who_is_affected":"Systems running the QNX Neutrino real-time operating system with local user access. The sources do not name affected versions or say which configurations are exposed.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000656,"input_tokens":4519,"output_tokens":408,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-40274':13A,16A 'access':67C 'allow':62C 'arm':39B,69C 'attack':38B,64C 'call':29B,60C 'caus':76C 'could':61C 'craft':41B,71C 'cve':11A,14A 'disclosur':49B,79C 'embed':17B 'event':43B,73C 'flaw':6A 'inform':9A,48B,78C 'infrastructur':18B 'invalid':22B,53C 'kernel':3A,8A,34B,52B,84C 'leak':7A 'let':35B 'local':10A,37B,66C 'neutrino':2A,33B,83C 'pointer':5A,23B,54C 'qnx':1A,19B,32B,82C 'refer':24B,55C 'result':45B 'rtos':20B 'system':28B,59C 'timer':42B,72C 'timersettim':4A,27B,58C","nicknames":[],"mitigations":[],"who_affected":"Systems running the QNX Neutrino real-time operating system with local user access. The sources do not name affected versions or say which configurations are exposed.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["embedded","infrastructure","medium","qnx","rtos"],"campaign_type":null,"search_a":"'-2026':12A,15A '-40274':13A,16A 'cve':11A,14A 'flaw':6A 'inform':9A 'kernel':3A,8A 'leak':7A 'local':10A 'neutrino':2A 'pointer':5A 'qnx':1A 'timersettim':4A","search_b":"'arm':39B 'attack':38B 'call':29B 'craft':41B 'disclosur':49B 'embed':17B 'event':43B 'inform':48B 'infrastructur':18B 'invalid':22B 'kernel':34B,52B 'let':35B 'local':37B 'neutrino':33B 'pointer':23B 'qnx':19B,32B 'refer':24B 'result':45B 'rtos':20B 'system':28B 'timer':42B 'timersettim':27B","search_c":"'access':67C 'allow':62C 'arm':69C 'attack':64C 'call':60C 'caus':76C 'could':61C 'craft':71C 'disclosur':79C 'event':73C 'inform':78C 'invalid':53C 'kernel':84C 'local':66C 'neutrino':83C 'pointer':54C 'qnx':82C 'refer':55C 'system':59C 'timer':72C 'timersettim':58C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:21:16+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cvss_by":"secure@blackberry.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-40274","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40274","severity":null,"published_at":"2026-11-10T19:21:16+00:00","modified_at":"2026-11-10T19:21:16+00:00","first_seen_at":"2026-11-10T19:25:15+00:00","fetched_at":"2026-11-10T19:25:15+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}