CVE-2026-43021

Summary

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: hci_sync: fix leaks when hci_cmd_sync_queue_once fails

When hci_cmd_sync_queue_once() returns with error, the destroy callback will not be called.

Fix leaking references / memory on these failures.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxa106e50be74b0896583f4d010a69f9806e4194f4 < 7fd74178d4b16dcf47179da634ea9d7c02e3608baffected
LinuxLinuxa106e50be74b0896583f4d010a69f9806e4194f4 < aca377208e7f7322bf4e107cdec6e7d7e8aa7a88affected
LinuxLinux6.19affected
LinuxLinux0 < 6.19unaffected
LinuxLinux6.19.12 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References