Tyler Hicks pointed out that Cortex-A57, Cortex-A72, Cortex-A73, and Cortex-A75 all just receive firmware updates that disabled memory disambiguation at boot time to mitigate SSB. The following page indicates that the patches are only relevant for Cortex-A76. https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1787993 Title: [Bionic] Spectre v4 mitigation (Speculative Store Bypass Disable) support for arm64 using SMC firmware call to set a hardware chicken bit To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1787993/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs