/usr/arm-linux-gnueabihf/libsf/libasan.so.2 is in libsfasan2-armhf-cross 5.5.0-12ubuntu1cross1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/arm-linux-gnueabihf/libsf/libasan.so.2.0.0
/usr/arm-linux-gnueabihf/libsf/libasan.so.2.0.0