Bluetooth: mgmt: fix locking in unpair_device/disconnect_sync
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In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: mgmt: fix locking in unpair_device/disconnect_sync
Dereferencing RCU-protected pointers outside critical sections is
invalid and may lead to UAF.
Take hdev->lock for hci_conn lookup and hci_abort_conn(). Don't use RCU
to ensure the conn is fully initialized at this point.
Produtos afetados
Linux · LinuxReferências
https://git.kernel.org/stable/c/16cd66443957e4ad42155c6fec401012f600c6f8https://git.kernel.org/stable/c/579faba5ede6df6b7f36777c431dc8dcf9d272e7https://git.kernel.org/stable/c/8bc83f9ef6789571f399ff631a2a14a12b6d8585https://git.kernel.org/stable/c/b11511006f9e17000de3f4cadee451364f658ca3https://git.kernel.org/stable/c/ca58ad287bfc5b9d31a72ecb8650289df2b57250