/usr/lib/x86_64-linux-gnu/ is in libhypre-dev 2.11.1-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/libHYPRE.so
/usr/lib/x86_64-linux-gnu/libHYPRE_DistributedMatrix.so
/usr/lib/x86_64-linux-gnu/libHYPRE_DistributedMatrixPilutSolver.so
/usr/lib/x86_64-linux-gnu/libHYPRE_Euclid.so
/usr/lib/x86_64-linux-gnu/libHYPRE_FEI.so
/usr/lib/x86_64-linux-gnu/libHYPRE_IJ_mv.so
/usr/lib/x86_64-linux-gnu/libHYPRE_MatrixMatrix.so
/usr/lib/x86_64-linux-gnu/libHYPRE_ParaSails.so
/usr/lib/x86_64-linux-gnu/libHYPRE_krylov.so
/usr/lib/x86_64-linux-gnu/libHYPRE_mli.so
/usr/lib/x86_64-linux-gnu/libHYPRE_multivector.so
/usr/lib/x86_64-linux-gnu/libHYPRE_parcsr_block_mv.so
/usr/lib/x86_64-linux-gnu/libHYPRE_parcsr_ls.so
/usr/lib/x86_64-linux-gnu/libHYPRE_parcsr_mv.so
/usr/lib/x86_64-linux-gnu/libHYPRE_seq_mv.so
/usr/lib/x86_64-linux-gnu/libHYPRE_sstruct_ls.so
/usr/lib/x86_64-linux-gnu/libHYPRE_sstruct_mv.so
/usr/lib/x86_64-linux-gnu/libHYPRE_struct_ls.so
/usr/lib/x86_64-linux-gnu/libHYPRE_struct_mv.so
/usr/lib/x86_64-linux-gnu/libHYPRE_superlu.so
/usr/lib/x86_64-linux-gnu/libHYPRE_utilities.so