kernel: Bluetooth: hci: fix null-ptr-deref in hci_read_supported_codecs

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci: fix null-ptr-deref in hcireadsupportedcodecs Fix hcicmdsyncsk to return not NULL for unknown opcodes. hcicmdsyncsk returns NULL if a command returns a status event. However, it also returns NULL where an opcode...

UBUNTU-CVE-2023-52518

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicodec: Fix leaking content of localcodecs The following memory leak can be observed when the controller supports codecs which are stored in localcodecs list but the elements are never freed: unreferenced object...