High [CVE-2023-1989] Kernel: use after free bug in btsdio_remove due to race condition
This high-severity NetApp advisory covers CVE-2023-1989 affecting hci_baseboard_management_controller.
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Summary
A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.
Affected product named by the advisory: hci_baseboard_management_controller.
- 2.6.24 before 4.14.326
- 4.15 before 4.19.295
- 4.20 before 5.4.257
- 5.5 before 5.10.195
- 5.11 before 5.15.131
- 5.16 before 6.1.52
- 6.2 before 6.3
Official advisory · high-confidence parse· fetched 18 days ago·verify at source
- 4.14.326
- 4.19.295
- 5.4.257
- 5.10.195
- 5.15.131
- 6.1.52
- 6.3
Official advisory · high-confidence parse· fetched 18 days ago·verify at source
Mitigation
Upgrade to a fixed release: 4.14.326, 4.19.295, 5.4.257, 5.10.195, 5.15.131, 6.1.52. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 18 days ago·verify at source
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