Database/Kernel, userspace & hypervisor
Intel CPU (L1TF / Foreshadow-NG): L1 Terminal Fault: a guest reads any data present in the L1 data cache, including
CVE-2018-3646Kernel, userspace & hypervisorcurated
Impact
L1 Terminal Fault: a guest reads any data present in the L1 data cache, including other guests' and the hypervisor's memory
Who can reach it
Tenant VM guest
What to do
Microcode + hypervisor L1D-flush mitigation + reboot; full mitigation requires core scheduling or disabling SMT, which costs roughly half the CPU throughput on a hyperthreaded host
References
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.