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CVE-2026-63974

Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close Since hci_dev_close_sync() can now be called during the reset path, we should also set HCI_CMD_DRAIN_WORKQUEUE. This avoids queuing timeouts while the hdev workqueue is being drained.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 877afadad2dce8aae1f2aad8ce47e072d4f6165e before 7b81c1378b79c3143ca3fdb3d18ac0f01cbabb21; affected 877afadad2dce8aae1f2aad8ce47e072d4f6165e before 9cebe4680bb9a72f80c6541eb24af06db7a1fbc9; affected 877afadad2dce8aae1f2aad8ce47e072d4f6165e before 47330cc875b36a1cf7b3543cb2cf90a7c603ce0e; affected 877afadad2dce8aae1f2aad8ce47e072d4f6165e before 60bceb9a4c693e68cc90ba4b2dfb9e000e8638ff; affected 877afadad2dce8aae1f2aad8ce47e072d4f6165e before 525daaea459fc215f432de1b8debbd9144bf97b0; affected 4bf367fa1fefabdf14938d0ac9ed60020389112e; affected 3b382555706558f5c0587862b6dc03e96a252bba; affected 5.18.18 before 5.19; affected 5.19.2 before 5.20
Linux / Linuxaffected 6.0; unaffected 0 before 6.0; unaffected 6.6.160 through 6.6.*; unaffected 6.12.93 through 6.12.*; unaffected 6.18.35 through 6.18.*; unaffected 7.0.12 through 7.0.*; unaffected 7.1 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.