{"id":"CVE-2022-48971","summary":"Bluetooth: Fix not cleanup led when bt_init fails","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix not cleanup led when bt_init fails\n\nbt_init() calls bt_leds_init() to register led, but if it fails later,\nbt_leds_cleanup() is not called to unregister it.\n\nThis can cause panic if the argument \"bluetooth-power\" in text is freed\nand then another led_trigger_register() tries to access it:\n\nBUG: unable to handle page fault for address: ffffffffc06d3bc0\nRIP: 0010:strcmp+0xc/0x30\n  Call Trace:\n    \u003cTASK\u003e\n    led_trigger_register+0x10d/0x4f0\n    led_trigger_register_simple+0x7d/0x100\n    bt_init+0x39/0xf7 [bluetooth]\n    do_one_initcall+0xd0/0x4e0","modified":"2026-04-02T08:27:11.419395Z","published":"2024-10-21T20:05:52.363Z","related":["SUSE-SU-2024:3983-1","SUSE-SU-2024:3985-1","SUSE-SU-2024:4082-1","SUSE-SU-2024:4100-1","SUSE-SU-2024:4131-1","SUSE-SU-2024:4364-1","SUSE-SU-2025:0034-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48971.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2c6cf0afc3856359e620e96edd952457d258e16c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2f3957c7eb4e07df944169a3e50a4d6790e1c744"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5ecf7cd6fde5e72c87122084cf00d63e35d8dd9f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8a66c3a94285552f6a8e45d73b34ebbad11d388b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e7b950458156d410509a08c41930b75e72985938"},{"type":"WEB","url":"https://git.kernel.org/stable/c/edf7284a98296369dd0891a0457eec37df244873"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48971.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-48971"},{"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":"e64c97b53bc6727aa4385535166aaa047281e02d"},{"fixed":"8a66c3a94285552f6a8e45d73b34ebbad11d388b"},{"fixed":"2c6cf0afc3856359e620e96edd952457d258e16c"},{"fixed":"e7b950458156d410509a08c41930b75e72985938"},{"fixed":"edf7284a98296369dd0891a0457eec37df244873"},{"fixed":"5ecf7cd6fde5e72c87122084cf00d63e35d8dd9f"},{"fixed":"2f3957c7eb4e07df944169a3e50a4d6790e1c744"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48971.json"}}],"schema_version":"1.7.5"}