Gentoo does have the newer microcode blobs stashed on a server ( > somewhere ). > > That does pull in the blobs for : > > Fam10h ( microcode_amd.bin ) > > Fam15h ( microcode_amd_fam15h.bin ) > > Fam16h ( microcode_amd_fam16h.bin ) > > Fam17h ( microcode_amd_fam17h.bin )
These files haven't changed since at least late January, so no Spectre fixes yet.