{"id":"CVE-2026-58808","kind":"vulnerability","aliases":["CVE-2026-58808"],"related":[],"title":"Secure cache contents can leak to non-secure memory on warm reset","description":"In multiple locations, there is a possible way to dump secure cache lines into non-secure memory on warm reset due to a missing permission check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.","summary":"A missing permission check lets secure-world cache lines be written to non-secure memory during a warm reset. An attacker who already has System-level execution on the device can read that secure data locally.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["android","infrastructure","local-privilege","mobile"],"not_affected_if":["no-system-level-code-execution"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T20:19:27+00:00","first_seen_at":"2026-11-10T20:46:12+00:00","triaged_at":"2026-11-10T20:50:11+00:00","updated_at":"2026-11-10T20:50:11+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-10T20:50:11Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Secure cache contents can leak to non-secure memory on warm reset","impact":"medium","summary":"A missing permission check lets secure-world cache lines be written to non-secure memory during a warm reset. An attacker who already has System-level execution on the device can read that secure data locally.","audience":"everyone","category":"infrastructure","nicknames":[],"who_cares":["android","mobile","local-privilege"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"Secure-world cache data is readable by a locally privileged process","analyst_note":"Identify the affected platform and vendor bulletin from the NVD entry; confirm the fixed patch level.","how_to_check":"unknown","plain_action":"Install the security update from your phone or device maker once it is released; the sources do not name a version.","product_name":"","needs_analyst":true,"not_affected_if":["no-system-level-code-execution"],"who_is_affected":"The sources do not name the affected chipset, platform or device family. The attack needs code already running with System privileges on the device, so it is a local disclosure risk rather than a remote one. unknown for the rest.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000671,"input_tokens":4522,"output_tokens":437,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-58808':16A,19A 'alreadi':50B 'android':20B 'attack':48B 'cach':2A,34B,76C 'check':29B,91C 'content':3A 'could':93C 'cve':14A,17A 'data':63B 'devic':58B 'disclosur':98C 'due':86C 'dump':74C 'execut':55B,101C 'exploit':110C 'inform':97C 'infrastructur':21B 'interact':105C 'lead':94C 'leak':5A 'let':30B 'level':54B 'line':35B,77C 'local':23B,64B,96C 'local-privileg':22B 'locat':67C 'memori':10A,42B,82C 'miss':27B,89C 'mobil':25B 'multipl':66C 'need':103C,108C 'non':8A,40B,80C 'non-secur':7A,39B,79C 'permiss':28B,90C 'possibl':71C 'privileg':24B,102C 'read':60B 'reset':13A,46B,85C 'secur':1A,9A,32B,41B,62B,75C,81C 'secure-world':31B 'system':53B,100C 'system-level':52B 'user':104C 'warm':12A,45B,84C 'way':72C 'world':33B 'written':37B","nicknames":[],"mitigations":[],"who_affected":"The sources do not name the affected chipset, platform or device family. The attack needs code already running with System privileges on the device, so it is a local disclosure risk rather than a remote one. unknown for the rest.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"everyone","plain_action":null,"pkeys":[],"ptokens":[],"labels":["android","infrastructure","localprivilege","mobile","unknown"],"campaign_type":null,"search_a":"'-2026':15A,18A '-58808':16A,19A 'cach':2A 'content':3A 'cve':14A,17A 'leak':5A 'memori':10A 'non':8A 'non-secur':7A 'reset':13A 'secur':1A,9A 'warm':12A","search_b":"'alreadi':50B 'android':20B 'attack':48B 'cach':34B 'check':29B 'data':63B 'devic':58B 'execut':55B 'infrastructur':21B 'let':30B 'level':54B 'line':35B 'local':23B,64B 'local-privileg':22B 'memori':42B 'miss':27B 'mobil':25B 'non':40B 'non-secur':39B 'permiss':28B 'privileg':24B 'read':60B 'reset':46B 'secur':32B,41B,62B 'secure-world':31B 'system':53B 'system-level':52B 'warm':45B 'world':33B 'written':37B","search_c":"'cach':76C 'check':91C 'could':93C 'disclosur':98C 'due':86C 'dump':74C 'execut':101C 'exploit':110C 'inform':97C 'interact':105C 'lead':94C 'line':77C 'local':96C 'locat':67C 'memori':82C 'miss':89C 'multipl':66C 'need':103C,108C 'non':80C 'non-secur':79C 'permiss':90C 'possibl':71C 'privileg':102C 'reset':85C 'secur':75C,81C 'system':100C 'user':104C 'warm':84C 'way':72C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T20:19:27+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-58808","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58808","severity":null,"published_at":"2026-11-10T20:19:27+00:00","modified_at":"2026-11-10T20:19:27+00:00","first_seen_at":"2026-11-10T20:46:12+00:00","fetched_at":"2026-11-10T20:46:12+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"}