/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/ is in texlive-luatex 2012.20120611-5.
This file is owned by root:root, with mode 0o755.
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/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/attr.lua
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/cctb.lua
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-attr.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-cctb.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-compat.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-loader.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-mcb.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-modutils.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase-regs.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase.loader.lua
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/luatexbase.sty
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/mcb.lua
/usr/share/texlive/texmf-dist/tex/luatex/luatexbase/modutils.lua