{"id":"CVE-2026-20574","kind":"vulnerability","aliases":["CVE-2026-20574"],"related":[],"title":"AFE driver: use-after-free lets a System-privileged process corrupt memory","description":"In afe, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11431400; Issue ID: MSV-9922.","summary":"A use-after-free bug in the afe component causes memory corruption. An attacker who already holds System privilege on the device can use it to escalate further.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["android","infrastructure","mediatek"],"not_affected_if":["no-system-privilege-attacker"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-02T03:17:35+00:00","first_seen_at":"2026-11-02T03:31:25+00:00","triaged_at":"2026-11-02T03:32:20+00:00","updated_at":"2026-11-02T03:32:20+00:00","category":"infrastructure","confidence":0.4,"triage":{"at":"2026-11-02T03:32:20Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"local","title":"AFE driver: use-after-free lets a System-privileged process corrupt memory","impact":"medium","summary":"A use-after-free bug in the afe component causes memory corruption. An attacker who already holds System privilege on the device can use it to escalate further.","audience":"everyone","category":"infrastructure","nicknames":[],"who_cares":["android","mediatek"],"confidence":0.4,"fix_status":"unknown","needs_auth":"yes","worst_case":"Attacker with System privilege escalates to higher local privilege","analyst_note":"Find the affected Android security bulletin and patch level for Patch ID ALPS11431400 to state the fixed version.","how_to_check":"- unknown","plain_action":"","needs_analyst":true,"not_affected_if":["no-system-privilege-attacker"],"who_is_affected":"The sources describe a local flaw in the afe component that needs System privilege first; they do not name the affected Android or device versions. unknown","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000601,"input_tokens":4091,"output_tokens":384,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':16A,19A '-20574':17A,20A '-9922':96C 'actor':76C 'afe':1A,32B,53C 'alps11431400':92C 'alreadi':40B,78C 'android':21B 'attack':38B 'bug':29B 'caus':34B 'compon':33B 'corrupt':13A,36B,59C 'could':66C 'cve':15A,18A 'devic':46B 'driver':2A 'due':60C 'escal':51B,70C 'exploit':89C 'free':6A,28B,64C 'hold':41B 'id':91C,94C 'infrastructur':22B 'interact':84C 'issu':93C 'lead':67C 'let':7A 'local':69C 'malici':75C 'mediatek':23B 'memori':14A,35B,58C 'msv':95C 'need':87C 'obtain':79C 'patch':90C 'possibl':57C 'privileg':11A,43B,72C,82C 'process':12A 'system':10A,42B,81C 'system-privileg':9A 'use':4A,26B,48B,62C 'use-after-fre':3A,25B 'user':83C","nicknames":[],"mitigations":[],"who_affected":"The sources describe a local flaw in the afe component that needs System privilege first; they do not name the affected Android or device versions. unknown","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"everyone","plain_action":null,"pkeys":[],"ptokens":[],"labels":["android","infrastructure","mediatek","unknown"],"first_public_at":"2026-11-02T03:17:35+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-20574","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20574","severity":null,"published_at":"2026-11-02T03:17:35+00:00","modified_at":"2026-11-02T03:17:35+00:00","first_seen_at":"2026-11-02T03:31:25+00:00","fetched_at":"2026-11-02T03:31:25+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"}