[$] Enhancing FineIBT
At the Linux\
Security Summit Europe (LSS EU), Scott Constable and Sebastian
Österlund gave a talk on an enhancement to a control-flow integrity (CFI)
protection that was added to the kernel several years ago. The “ FineIBT: Fine-grain Control-flow\
Enforcement with Indirect Branch Tracking” mechanism was merged for
Linux 6.2 in early 2023 to harden the kernel against CFI attacks of various
sorts, but needed [ … ⌘ Read more