Loadable kernel modules could be vetted
Loadable kernel modules could be vetted
Posted Mar 31, 2022 19:02 UTC (Thu) by sdalley (subscriber, #18550)In reply to: Indirect branch tracking for Intel CPUs by Hello71
Parent article: Indirect branch tracking for Intel CPUs
Maybe the kernel module loader could check for any such IBT-fiddling instruction opcodes before permitting the load?
Posted Mar 31, 2022 19:49 UTC (Thu)
by Sesse (subscriber, #53779)
[Link]
Loadable kernel modules could be vetted
While it's at it, perhaps it could check for the HLT opcode on a taken path… =)