Arm Armv8-A core implementations utilizing speculative execution past unconditional changes in control flow may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka “straight-line speculation.”
lists.llvm.org/pipermail/llvm-dev/2020-June/142109.html
lists.opensuse.org/opensuse-security-announce/2020-10/msg00039.html
lists.opensuse.org/opensuse-security-announce/2020-10/msg00040.html
developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability
developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability/downloads/straight-line-speculation
developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability/frequently-asked-questions
gcc.gnu.org/pipermail/gcc-patches/2020-June/547520.html