CVE-2024-53207

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

Bluetooth: MGMT: Fix possible deadlocks

This fixes possible deadlocks like the following caused by hcicmdsync_dequeue causing the destroy function to run:

INFO: task kworker/u19:0:143 blocked for more than 120 seconds. Tainted: G W O 6.8.0-2024-03-19-intel-next-iLS-24ww14 #1 "echo 0 > /proc/sys/kernel/hungtasktimeoutsecs" disables this message. task:kworker/u19:0 state:D stack:0 pid:143 tgid:143 ppid:2 flags:0x00004000 Workqueue: hci0 hcicmdsyncwork [bluetooth] Call Trace: <TASK> _schedule+0x374/0xaf0 schedule+0x3c/0xf0 schedulepreemptdisabled+0x1c/0x30 _mutexlock.constprop.0+0x3ef/0x7a0 _mutexlockslowpath+0x13/0x20 mutexlock+0x3c/0x50 mgmtsetconnectablecomplete+0xa4/0x150 [bluetooth] ? kfree+0x211/0x2a0 hcicmdsyncdequeue+0xae/0x130 [bluetooth] ? _pfxcmdcompletersp+0x10/0x10 [bluetooth] cmdcompletersp+0x26/0x80 [bluetooth] mgmtpendingforeach+0x4d/0x70 [bluetooth] _mgmtpoweroff+0x8d/0x180 [bluetooth] ? rawspinunlockirq+0x23/0x40 hcidevclosesync+0x445/0x5b0 [bluetooth] hcisetpoweredsync+0x149/0x250 [bluetooth] setpoweredsync+0x24/0x60 [bluetooth] hcicmdsyncwork+0x90/0x150 [bluetooth] processonework+0x13e/0x300 workerthread+0x2f7/0x420 ? _pfxworkerthread+0x10/0x10 kthread+0x107/0x140 ? _pfxkthread+0x10/0x10 retfromfork+0x3d/0x60 ? _pfxkthread+0x10/0x10 retfromforkasm+0x1b/0x30 </TASK>