af_unix: Fix memory leaks of the whole sk due to OOB skb.
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.78 by commit 3975affcf55f93814a8ae14333d7fc7f183e60a4, it was introduced in version v5.15 by commit 314001f0bf927015e459c9d387d62a231fe93af3. For more details please see the references link.