In the Linux kernel, the following vulnerability has been resolved: amt: fix possible memory leak in amt_rcv() If an amt receives packets and it finds socket. If it can't find a socket, it should free a received skb. But it doesn't. So, a memory leak would possibly occur.
https://git.kernel.org/stable/c/60d9c020c69977e138727b3577bc6a0458325e9c
https://git.kernel.org/stable/c/4b8032d39b276c52db57ff834c300405b9da2691
https://git.kernel.org/stable/c/1a1a0e80e005cbdc2c250fc858e1d8570f4e4acb