Retbleed Security Fix Makes Linux go 70% Slower - Security Boulevard

Must Try Harder:The Linux kernel workaround for the ‘Retbleed’ vulnerability is causing a huge slowdown in tests. Performance runs of VMware guests show results up to 70% worse on slightly old hardware.

Good thing @Intel is working on a better fix.

In today’s #SBBlogwatch, we #speculate to accumulate.

At @TechstrongGroup’s @SecurityBlvd: https://t.co/D2rnn3NLld

— @Richi 🤓 Jennings (@RiCHi) September 13, 2022