CVE-2021-35039: Improper Verification of Cryptographic Signature

kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIGMODULESIG, verification that a kernel module is signed, for loading via initmodule, does not occur for a module.sigenforce=1 command-line argument...