{"id":"CVE-2023-53386","summary":"Bluetooth: Fix potential use-after-free when clear keys","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix potential use-after-free when clear keys\n\nSimilar to commit c5d2b6fa26b5 (\"Bluetooth: Fix use-after-free in\nhci_remove_ltk/hci_remove_irk\"). We can not access k after kfree_rcu()\ncall.","modified":"2026-04-02T09:44:06.419659Z","published":"2025-09-18T13:33:29.897Z","related":["ALSA-2025:19102","ALSA-2025:19103","SUSE-SU-2025:03600-1","SUSE-SU-2025:03615-1","SUSE-SU-2025:03628-1","SUSE-SU-2025:03634-1","SUSE-SU-2025:20851-1","SUSE-SU-2025:20861-1","SUSE-SU-2025:20870-1","SUSE-SU-2025:20898-1","SUSE-SU-2025:3716-1","SUSE-SU-2025:3751-1","SUSE-SU-2025:3761-1","SUSE-SU-2025:4057-1","SUSE-SU-2025:4132-1","SUSE-SU-2025:4141-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53386.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/35cc42f04bc49f0656f6840cb7451b3df6049649"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3673952cf0c6cf81b06c66a0b788abeeb02ff3ae"},{"type":"WEB","url":"https://git.kernel.org/stable/c/942d8cefb022f384d5424f8b90c7878f3f93726f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/94617b736c25091b60e514e2e7aeafcbbee6b700"},{"type":"WEB","url":"https://git.kernel.org/stable/c/da19f35868dfbecfff4f81166c054d2656cb1be4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53386.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53386"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d7d41682efc25d58b5bd8b80e85e3c9ce586635c"},{"fixed":"e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd"},{"fixed":"942d8cefb022f384d5424f8b90c7878f3f93726f"},{"fixed":"94617b736c25091b60e514e2e7aeafcbbee6b700"},{"fixed":"da19f35868dfbecfff4f81166c054d2656cb1be4"},{"fixed":"35cc42f04bc49f0656f6840cb7451b3df6049649"},{"fixed":"3673952cf0c6cf81b06c66a0b788abeeb02ff3ae"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53386.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}