In the Linux kernel through 5.15.2, hw_atl_utils_fw_rpc_wait in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c allows an attacker (who can introduce a crafted device) to trigger an out-of-bounds write via a crafted length value.
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
https://lore.kernel.org/netdev/1636985408[email protected]/T/