# CVE-2022-48982: linux: In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: Fix crash when replugging CSR fake co...

CVE-2022-48982 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-48982, released October 21, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-48982
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0021
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 21, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: Fix crash when replugging CSR fake controllers  It seems fake CSR 5.0 clones can cause the suspend notifier to be registered twice causing the following kernel panic:  [   71.986122] Call Trace: [   71.986124]  <TASK> [   71.986125]  blocking_notifier_chain_register+0x33/0x60 [   71.986130]  hci_register_dev+0x316/0x3d0 [bluetooth 99b5497ea3d09708fa1366c1dc03288bf3cca8da] [   71.986154]  btusb_probe+0x979/0xd85 [btusb e1e0605a4f4c01984a4b9c8ac58c3666ae287477] [   71.986159]  ? __pm_runtime_set_status+0x1a9/0x300 [   71.986162]  ? ktime_get_mono_fast_ns+0x3e/0x90 [   71.986167]  usb_probe_interface+0xe3/0x2b0 [   71.986171]  really_probe+0xdb/0x380 [   71.986174]  ? pm_runtime_barrier+0x54/0x90 [   71.986177]  __driver_probe_device+0x78/0x170 [   71.986180]  driver_probe_device+0x1f/0x90 [   71.986183]  __device_attach_driver+0x89/0x110 [   71.986186]  ? driver_allows_async_probing+0x70/0x70 [   71.986189]  bus_for_each_drv+0x8c/0xe0 [   71.986192]  __device_attach+0xb2/0x1e0 [   71.986195]  bus_probe_device+0x92/0xb0 [   71.986198]  device_add+0x422/0x9a0 [   71.986201]  ? sysfs_merge_group+0xd4/0x110 [   71.986205]  usb_set_configuration+0x57a/0x820 [   71.986208]  usb_generic_driver_probe+0x4f/0x70 [   71.986211]  usb_probe_device+0x3a/0x110 [   71.986213]  really_probe+0xdb/0x380 [   71.986216]  ? pm_runtime_barrier+0x54/0x90 [   71.986219]  __driver_probe_device+0x78/0x170 [   71.986221]  driver_probe_device+0x1f/0x90 [   71.986224]  __device_attach_driver+0x89/0x110 [   71.986227]  ? driver_allows_async_probing+0x70/0x70 [   71.986230]  bus_for_each_drv+0x8c/0xe0 [   71.986232]  __device_attach+0xb2/0x1e0 [   71.986235]  bus_probe_device+0x92/0xb0 [   71.986237]  device_add+0x422/0x9a0 [   71.986239]  ? _dev_info+0x7d/0x98 [   71.986242]  ? blake2s_update+0x4c/0xc0 [   71.986246]  usb_new_device.cold+0x148/0x36d [   71.986250]  hub_event+0xa8a/0x1910 [   71.986255]  process_one_work+0x1c4/0x380 [   71.986259]  worker_thread+0x51/0x390 [   71.986262]  ? rescuer_thread+0x3b0/0x3b0 [   71.986264]  kthread+0xdb/0x110 [   71.986266]  ? kthread_complete_and_exit+0x20/0x20 [   71.986268]  ret_from_fork+0x1f/0x30 [   71.986273]  </TASK> [   71.986274] ---[ end trace 0000000000000000 ]--- [   71.986284] btusb: probe of 2-1.6:1.0 failed with error -17

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.4-1 | [DEBIAN-CVE-2022-48982](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48982.md) | Oct 21, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.1.4-1 | [DEBIAN-CVE-2022-48982](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48982.md) | Oct 21, 2024 |
| Linux | linux Debian 14 | 6.1.4-1 | [DEBIAN-CVE-2022-48982](https://patchblox.com/security/data/fix/linux/debian-cve-2022-48982.md) | Oct 21, 2024 |

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