{"id":"CVE-2026-68990","kind":"vulnerability","aliases":["CVE-2026-68990"],"related":[],"title":"Samsung Exynos H-Arx DRM plugin: buffer input flaw enables memory corruption","description":"In the Samsung Exynos H-Arx DRM plugin, improper input validation during buffer operations can cause memory corruption, potentially leading to denial of service or privilege escalation.","summary":"The Samsung Exynos H-Arx DRM plugin does not properly validate input during buffer operations, which can corrupt memory. An attacker could cause a denial of service or escalate privileges on the affected device.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["android","exynos","infrastructure","mobile","samsung"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-05T03:17:31+00:00","first_seen_at":"2026-11-05T03:31:44+00:00","triaged_at":"2026-11-05T03:33:41+00:00","updated_at":"2026-11-05T03:33:41+00:00","category":"infrastructure","confidence":0.4,"triage":{"at":"2026-11-05T03:33:41Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"unknown","title":"Samsung Exynos H-Arx DRM plugin: buffer input flaw enables memory corruption","impact":"high","summary":"The Samsung Exynos H-Arx DRM plugin does not properly validate input during buffer operations, which can corrupt memory. An attacker could cause a denial of service or escalate privileges on the affected device.","audience":"everyone","category":"infrastructure","nicknames":[],"who_cares":["samsung","exynos","android","mobile"],"confidence":0.4,"fix_status":"unknown","needs_auth":"unknown","worst_case":"memory corruption leads to denial of service or privilege escalation","analyst_note":"Find Samsung's security bulletin for CVE-2026-68990 to get affected models, fixed firmware, and attack vector.","how_to_check":"unknown","plain_action":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"Devices with Samsung Exynos chipsets that include the H-Arx DRM plugin. The sources do not list affected models or firmware versions, and do not say what triggers the flaw or what access is needed.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000637,"input_tokens":4179,"output_tokens":439,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-68990':16A,19A 'affect':58B 'android':20B 'arx':5A,30B,66C 'attack':46B 'buffer':8A,39B,73C 'caus':48B,76C 'corrupt':13A,43B,78C 'could':47B 'cve':14A,17A 'denial':50B,82C 'devic':59B 'drm':6A,31B,67C 'enabl':11A 'escal':54B,87C 'exyno':2A,21B,27B,63C 'flaw':10A 'h':4A,29B,65C 'h-arx':3A,28B,64C 'improp':69C 'infrastructur':22B 'input':9A,37B,70C 'lead':80C 'memori':12A,44B,77C 'mobil':23B 'oper':40B,74C 'plugin':7A,32B,68C 'potenti':79C 'privileg':55B,86C 'proper':35B 'samsung':1A,24B,26B,62C 'servic':52B,84C 'valid':36B,71C","nicknames":[],"mitigations":[],"who_affected":"Devices with Samsung Exynos chipsets that include the H-Arx DRM plugin. The sources do not list affected models or firmware versions, and do not say what triggers the flaw or what access is needed.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"everyone","plain_action":null,"pkeys":[],"ptokens":[],"labels":["android","exynos","infrastructure","mobile","samsung","unknown"],"campaign_type":null,"first_public_at":"2026-11-05T03:17:31+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-68990","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68990","severity":null,"published_at":"2026-11-05T03:17:31+00:00","modified_at":"2026-11-05T03:17:31+00:00","first_seen_at":"2026-11-05T03:31:44+00:00","fetched_at":"2026-11-05T03:31:44+00:00","note":null}],"documents":[],"exploit_sources":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}