{"id":"CVE-2026-20455","aliases":["A-500171842","A-500172040","ASB-A-500171842","ASB-A-500172040","EUVD-2026-33544","GHSA-jf3x-c8h2-5gjj","M-ALPS10873936"],"status":"published","title":"In geniezone, there is a possible out of bounds write due to a missing bounds check. This could...","description":"In geniezone, there is a possible out of bounds write due to a missing bounds check. 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: ALPS10873936; Issue ID: MSV-6784.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00108,"percentile":0.0119,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-06-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2026-06-05"}]}],"versions":["SoCVersion"],"bundled":2},{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2026-06-05"}]}],"versions":["SoCVersion"],"bundled":2}],"products":[{"vendor":"mediatek","product":"mt6739_firmware"},{"vendor":"mediatek","product":"mt6761_firmware"},{"vendor":"mediatek","product":"mt6765_firmware"},{"vendor":"mediatek","product":"mt6768_firmware"},{"vendor":"mediatek","product":"mt6781_firmware"},{"vendor":"mediatek","product":"mt6789_firmware"},{"vendor":"mediatek","product":"mt6835_firmware"},{"vendor":"mediatek","product":"mt6853_firmware"},{"vendor":"mediatek","product":"mt6855_firmware"},{"vendor":"mediatek","product":"mt6877_firmware"},{"vendor":"mediatek","product":"mt6878_firmware"},{"vendor":"mediatek","product":"mt6879_firmware"},{"vendor":"mediatek","product":"mt6883_firmware"},{"vendor":"mediatek","product":"mt6885_firmware"},{"vendor":"mediatek","product":"mt6886_firmware"},{"vendor":"mediatek","product":"mt6889_firmware"},{"vendor":"mediatek","product":"mt6893_firmware"},{"vendor":"mediatek","product":"mt6895_firmware"},{"vendor":"mediatek","product":"mt6897_firmware"},{"vendor":"mediatek","product":"mt6899_firmware"},{"vendor":"mediatek","product":"mt6983_firmware"},{"vendor":"mediatek","product":"mt6985_firmware"},{"vendor":"mediatek","product":"mt6989_firmware"},{"vendor":"mediatek","product":"mt6991_firmware"},{"vendor":"mediatek","product":"mt8673_firmware"},{"vendor":"mediatek","product":"mt8765_firmware"},{"vendor":"mediatek","product":"mt8766_firmware"},{"vendor":"mediatek","product":"mt8768_firmware"},{"vendor":"mediatek","product":"mt8781_firmware"},{"vendor":"mediatek","product":"mt8786_firmware"},{"vendor":"mediatek","product":"mt8788_firmware"},{"vendor":"mediatek","product":"mt8791t_firmware"},{"vendor":"mediatek","product":"mt8793_firmware"},{"vendor":"mediatek","product":"mt8797_firmware"},{"vendor":"mediatek","product":"mt8798_firmware"},{"vendor":"mediatek","product":"mt8910_firmware"},{"vendor":"mediatek, inc.","product":"mediatek chipset"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/June-2026","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20455"},{"url":"https://github.com/advisories/GHSA-jf3x-c8h2-5gjj"},{"url":"https://source.android.com/security/bulletin/2026-06-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-20455","description":"In geniezone, there is a possible out of bounds write due to a missing bounds check. 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: ALPS10873936; Issue ID: MSV-6784.","status":"published","published":"2026-06-01T03:20:12.838Z","modified":"2026-06-02T03:55:41.765Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T13:35:44.571002Z"}],"euvd":[{"id":"EUVD-2026-33544","description":"In geniezone, there is a possible out of bounds write due to a missing bounds check. 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: ALPS10873936; Issue ID: MSV-6784.","status":"published","published":"2026-06-01T03:20:12Z","modified":"2026-06-02T03:55:41Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:57.453624Z"}],"ghsa":[{"id":"GHSA-jf3x-c8h2-5gjj","title":"In geniezone, there is a possible out of bounds write due to a missing bounds check. This could...","description":"In geniezone, there is a possible out of bounds write due to a missing bounds check. 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: ALPS10873936; Issue ID: MSV-6784.","status":"published","published":"2026-06-01T06:30:26Z","modified":"2026-06-01T15:30:41Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:08:26.25145Z"}],"nvd":[{"id":"CVE-2026-20455","description":"In geniezone, there is a possible out of bounds write due to a missing bounds check. 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: ALPS10873936; Issue ID: MSV-6784.","status":"published","published":"2026-06-01T04:16:22.163Z","modified":"2026-07-22T07:10:00.107Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:21.635958Z"}],"osv":[{"id":"ASB-A-500171842","status":"published","published":"2026-06-01T00:00:00Z","modified":"2026-11-09T16:40:10.884737887Z","updated_at":"2026-11-09T17:05:18.698671Z"},{"id":"ASB-A-500172040","status":"published","published":"2026-06-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:07.907985Z"}]}}