CVE-2022-49136
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set hci_cmd_sync_queue shall return an error if HCI_UNREGISTER flag has been set as that means hci_unregister_dev has been called so it will likely cause a uaf after the timeout as the hdev will be freed.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| โ | Affected | โ |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 5.17.3-1 |
| sid | Fixed | 5.17.3-1 |
| forky | Fixed | 5.17.3-1 |
| bullseye | Fixed | 0 |
| bookworm | Fixed | 5.17.3-1 |
Red Hat Fixed 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 9 | Fixed | โ |
| 8 | Fixed | โ |
References
- https://access.redhat.com/errata/RHSA-2023:2458
- https://www.suse.com/security/cve/CVE-2022-49136.html
- https://security-tracker.debian.org/tracker/CVE-2022-49136
- https://access.redhat.com/errata/RHSA-2025:10669
- https://bugzilla.redhat.com/2347952
- https://bugzilla.redhat.com/2348179
- https://bugzilla.redhat.com/2363432
- https://errata.almalinux.org/8/ALSA-2025-10669.html
- https://access.redhat.com/errata/RHSA-2025:10670
- https://errata.almalinux.org/8/ALSA-2025-10670.html
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.