In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet This fixes not checking if skb really contains an ACL header otherwise the code may attempt to access some uninitilized/invalid memory past the valid skb->data.
https://git.kernel.org/stable/c/93a6160dc198ffe5786da8bd8588cfd17f53b29a
https://git.kernel.org/stable/c/5e50d12cc6e95e1fde08f5db6992b616f714b0fb
https://git.kernel.org/stable/c/559b1c7ac2e212a23b3833d3baf3bd957771d02e
https://git.kernel.org/stable/c/3fe288a8214e7dd784d1f9b7c9e448244d316b47
https://git.kernel.org/stable/c/219960a48771b35a3857a491b955c31d6c33d581