{"id":"CVE-2023-21492","kind":"vulnerability","aliases":["CVE-2023-21492"],"related":[],"title":"samsung android: Kernel pointers are printed in the log file prior to SMR May-2023 Release 1 allows a privileged local attacker to…","description":"Samsung mobile devices running Android 11, 12, and 13 contain an insertion of sensitive information into log file vulnerability that allows a privileged, local attacker to conduct an address space layout randomization (ASLR) bypass.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Samsung mobile devices on Android 11, 12, and 13 write sensitive information into a log file. A privileged local attacker can use that leaked data to bypass address space layout randomization (ASLR).","severity":"medium","cvss":4.4,"epss":null,"exploited":true,"exploited_at":"2023-05-19T00:00:00+00:00","products":[{"name":"Samsung Mobile Devices","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"samsung android","fixed":[],"affected":"= 11.0","ecosystem":"vendor"},{"name":"samsung android","fixed":[],"affected":"= 12.0","ecosystem":"vendor"},{"name":"samsung android","fixed":[],"affected":"= 13.0","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["android","exploited","mobile-devices","samsung","vendor"],"not_affected_if":["android-12-patched","non-samsung-devices"],"how_to_check":null,"fix":"Apply the Samsung security update for affected devices per vendor instructions; the specific patch level is unknown from the sources.","status":"open","published_at":"2023-05-04T21:15:10+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:06:44+00:00","updated_at":"2026-10-23T22:29:04+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-23T21:06:44Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Samsung security update for affected devices per vendor instructions; the specific patch level is unknown from the sources.","reach":"local","impact":"low","summary":"Samsung mobile devices on Android 11, 12, and 13 write sensitive information into a log file. A privileged local attacker can use that leaked data to bypass address space layout randomization (ASLR).","category":"vendor","who_cares":["samsung","android","mobile-devices"],"confidence":0.6,"needs_auth":"yes","worst_case":"Local privileged app reads leaked data to defeat ASLR","analyst_note":"Find Samsung's security bulletin for CVE-2023-21492 to confirm patched builds and how a team checks its device patch level.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["non-samsung-devices","android-12-patched"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000451,"input_tokens":2832,"output_tokens":336,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2023':15A,24A,27A '-21492':25A,28A '1':17A '11':50B,82C '12':51B,83C '13':53B,85C 'action':113C 'address':72B,105C 'allow':18A,97C 'android':2A,33A,35A,37A,38B,49B,81C 'appli':114C 'aslr':76B,109C 'attack':22A,64B,101C 'bypass':71B,110C 'cisa':111C 'conduct':103C 'contain':86C 'cve':23A,26A 'data':69B 'devic':42B,47B,79C 'devices':31A 'exploit':39B 'file':10A,60B,94C 'inform':56B,91C 'insert':88C 'instruct':118C 'kernel':3A 'layout':74B,107C 'leak':68B 'local':21A,63B,100C 'log':9A,59B,93C 'may':14A 'mobil':41B,46B,78C 'mobile':30A 'mobile-devic':40B 'per':116C 'pointer':4A 'print':6A 'prior':11A 'privileg':20A,62B,99C 'random':75B,108C 'releas':16A 'requir':112C 'run':80C 'samsung':1A,29A,32A,34A,36A,43B,45B,77C 'sensit':55B,90C 'smr':13A 'space':73B,106C 'updat':115C 'use':66B 'vendor':44B,117C 'vulner':95C 'write':54B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2023-05-04T21:15:10+00:00","kev":{"dateAdded":"2023-05-19","dueDate":"2023-06-09","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","cvss_by":"mobile.security@samsung.com","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2023-21492","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-21492","severity":null,"published_at":"2023-05-19T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T13:39:30+00:00","note":null},{"source":"nvd","external_id":"CVE-2023-21492","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21492","severity":null,"published_at":"2023-05-04T21:15:10+00:00","modified_at":"2026-06-17T05:32:48+00:00","first_seen_at":"2026-10-23T22:29:04+00:00","fetched_at":"2026-10-23T22:29:04+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"}