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CVE-2021-38208

Description

net/nfc/llcp_sock.c in the Linux kernel before 5.12.10 allows local unprivileged users to cause a denial of service (NULL pointer dereference and BUG) by making a getsockname call after a certain type of failure of a bind call.

POC

Reference

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.10

Github

No PoCs found on GitHub currently.