{"id":"CVE-2021-47620","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: refactor malicious adv data check\n\nCheck for out-of-bound read was being performed at the end of while\nnum_reports loop, and would fill journal with false positives. Added\ncheck to beginning of loop processing so that it doesn't get checked\nafter ptr has been advanced.","modified":"2026-03-13T05:09:04.266256Z","published":"2024-06-20T11:15:54.653Z","related":["SUSE-SU-2024:2362-1","SUSE-SU-2024:2372-1","SUSE-SU-2024:2384-1","SUSE-SU-2024:2394-1","SUSE-SU-2024:2902-1","SUSE-SU-2024:2929-1","SUSE-SU-2024:2939-1","SUSE-SU-2024:3566-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465c"},{"type":"FIX","url":"https://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67"},{"type":"FIX","url":"https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba"},{"type":"FIX","url":"https://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fb"},{"type":"FIX","url":"https://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29a"},{"type":"FIX","url":"https://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1c"},{"type":"FIX","url":"https://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082"},{"type":"FIX","url":"https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0e"},{"type":"FIX","url":"https://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025e"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47620.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.4.302"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.300"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.265"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.228"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.176"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.96"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.15.19"}]},{"events":[{"introduced":"5.16"},{"fixed":"5.16.5"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"}]}