{"cve":"CVE-2022-48971","nvd":{"published":"2024-10-21T20:15:09.260","modified":"2026-06-17T05:16:44.790","status":"Analyzed","description":"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    <TASK>\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","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/2c6cf0afc3856359e620e96edd952457d258e16c","https://git.kernel.org/stable/c/2f3957c7eb4e07df944169a3e50a4d6790e1c744","https://git.kernel.org/stable/c/5ecf7cd6fde5e72c87122084cf00d63e35d8dd9f","https://git.kernel.org/stable/c/8a66c3a94285552f6a8e45d73b34ebbad11d388b","https://git.kernel.org/stable/c/e7b950458156d410509a08c41930b75e72985938"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:56:33.105311382+00:00"},"epss":{"cve":"CVE-2022-48971","score":0.00236,"percentile":0.14605,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}