{"id":"CVE-2022-49136","summary":"Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set\n\nhci_cmd_sync_queue shall return an error if HCI_UNREGISTER flag has\nbeen set as that means hci_unregister_dev has been called so it will\nlikely cause a uaf after the timeout as the hdev will be freed.","modified":"2026-04-02T08:27:19.986205Z","published":"2025-02-26T01:55:09.345Z","related":["ALSA-2025:10669","ALSA-2025:10670","SUSE-SU-2025:1176-1","SUSE-SU-2025:1241-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49136.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0b94f2651f56b9e4aa5f012b0d7eb57308c773cf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/1c69ef84a808676cceb69210addf5df45b741323"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49136.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49136"},{"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":"6a98e3836fa2077b169f10a35c2ca9952d53f987"},{"fixed":"1c69ef84a808676cceb69210addf5df45b741323"},{"fixed":"0b94f2651f56b9e4aa5f012b0d7eb57308c773cf"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49136.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"}]}