{"id":"CVE-2022-20021","aliases":["EUVD-2022-25281","GHSA-rv2x-f4h4-jgj8"],"status":"published","title":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the...","description":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the reception of multiple LMP_host_connection_req. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198513; Issue ID: ALPS06198513.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00275,"percentile":0.20142,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2022-01-04T15:57:13Z","modified":"2026-06-17T04:23:31Z","products":[{"vendor":"google","product":"android"},{"vendor":"mediatek, inc.","product":"mt6580, mt6630, mt6735, mt6737, mt6739, mt6750s, mt6753, mt6755s, mt6757, mt6757c, mt6757cd, mt6757ch, mt6763, mt6771, mt7662t, mt7663, mt7668, mt8163, mt8167, mt8167s, mt8173, mt8183, mt8321, mt8362a, mt8362b, mt8385, mt8765, mt8788"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/January-2022","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-20021"},{"url":"https://github.com/advisories/GHSA-rv2x-f4h4-jgj8"}],"sources":{"cve":[{"id":"CVE-2022-20021","description":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the reception of multiple LMP_host_connection_req. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198513; Issue ID: ALPS06198513.","status":"published","published":"2022-01-04T15:57:13Z","modified":"2024-08-03T01:55:46.202Z","updated_at":"2026-11-02T14:34:24.971323Z"}],"euvd":[{"id":"EUVD-2022-25281","description":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the reception of multiple LMP_host_connection_req. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198513; Issue ID: ALPS06198513.","status":"published","published":"2022-01-04T15:57:13Z","modified":"2024-08-03T01:55:46Z","updated_at":"2026-11-03T03:25:56.529973Z"}],"ghsa":[{"id":"GHSA-rv2x-f4h4-jgj8","title":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the...","description":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the reception of multiple LMP_host_connection_req. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198513; Issue ID: ALPS06198513.","status":"published","published":"2022-01-05T00:00:57Z","modified":"2023-02-03T05:03:54Z","updated_at":"2026-11-02T14:53:26.852274Z"}],"nvd":[{"id":"CVE-2022-20021","description":"In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the reception of multiple LMP_host_connection_req. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198513; Issue ID: ALPS06198513.","status":"published","published":"2022-01-04T16:15:10.6Z","modified":"2026-06-17T04:23:31.89Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:07:10.836864Z"}]}}