/usr/lib/x86_64-linux-gnu/ is in liboce-ocaf-dev 0.17.2-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/libTKXCAF.so
/usr/lib/x86_64-linux-gnu/libTKXCAFSchema.so
/usr/lib/x86_64-linux-gnu/libTKXmlTObj.so
/usr/lib/x86_64-linux-gnu/libTKPCAF.so
/usr/lib/x86_64-linux-gnu/libTKXmlXCAF.so
/usr/lib/x86_64-linux-gnu/libTKStdSchema.so
/usr/lib/x86_64-linux-gnu/oce-0.17/
/usr/lib/x86_64-linux-gnu/oce-0.17/OCE05_OcafTargets-relwithdebinfo.cmake
/usr/lib/x86_64-linux-gnu/oce-0.17/OCE05_OcafTargets.cmake
/usr/lib/x86_64-linux-gnu/libTKBin.so
/usr/lib/x86_64-linux-gnu/libTKBinTObj.so
/usr/lib/x86_64-linux-gnu/libTKBinXCAF.so
/usr/lib/x86_64-linux-gnu/libTKCAF.so
/usr/lib/x86_64-linux-gnu/libTKXDEIGES.so
/usr/lib/x86_64-linux-gnu/libTKXDESTEP.so
/usr/lib/x86_64-linux-gnu/libTKXml.so