Your ldd results aren't accurate. When you do your ldd command you need set set LD_LIBRARY_PATH to include the Steam binary directory and the Steam runtime directory (see steam.sh for how these are set).
Closing pending more info.
The same problem but i make a different command
LD_LIBRARY_PATH=$PWD:$LD_LIBRARY_PATH ldd steamui.so
linux-gate.so.1 (0xf76e7000)
libcef.so => /home/volnes88/.local/share/Steam/ubuntu12_32/libcef.so (0xf371d000)
liboverride.so => /home/volnes88/.local/share/Steam/ubuntu12_32/liboverride.so (0xf371a000)
libtier0_s.so => /home/volnes88/.local/share/Steam/ubuntu12_32/libtier0_s.so (0xf36eb000)
libvstdlib_s.so => /home/volnes88/.local/share/Steam/ubuntu12_32/libvstdlib_s.so (0xf36a6000)
libSDL2-2.0.so.0 => /home/volnes88/.local/share/Steam/ubuntu12_32/libSDL2-2.0.so.0 (0xf35a9000)
libXrandr.so.2 => /usr/lib/libXrandr.so.2 (0xf356f000)
libXext.so.6 => /usr/lib/libXext.so.6 (0xf355c000)
libX11.so.6 => /usr/lib/libX11.so.6 (0xf3421000)
libGL.so.1 => /usr/lib/libGL.so.1 (0xf33c6000)
libpangoft2-1.0.so.0 => /usr/lib/libpangoft2-1.0.so.0 (0xf33b1000)
libpango-1.0.so.0 => /usr/lib/libpango-1.0.so.0 (0xf3366000)
libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0xf32d8000)
libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 (0xf329c000)
libgobject-2.0.so.0 => /usr/lib/libgobject-2.0.so.0 (0xf3249000)
libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 (0xf3142000)
libgio-2.0.so.0 => /usr/lib/libgio-2.0.so.0 (0xf2fcf000)
libgtk-x11-2.0.so.0 => /usr/lib/libgtk-x11-2.0.so.0 (0xf2b5c000)
librt.so.1 => /lib/librt.so.1 (0xf2b53000)
libpulse.so.0 => /usr/lib/libpulse.so.0 (0xf2b00000)
libm.so.6 => /lib/libm.so.6 (0xf2aba000)
libdl.so.2 => /lib/libdl.so.2 (0xf2ab5000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xf29c8000)
libpthread.so.0 => /lib/libpthread.so.0 (0xf29ab000)
/lib/ld-linux.so.2 (0xf76e8000)
libc.so.6 => /lib/libc.so.6 (0xf27fa000)
libgdk-x11-2.0.so.0 => /usr/lib/libgdk-x11-2.0.so.0 (0xf2747000)
libpangocairo-1.0.so.0 => /usr/lib/libpangocairo-1.0.so.0 (0xf273a000)
libgdk_pixbuf-2.0.so.0 => /usr/lib/libgdk_pixbuf-2.0.so.0 (0xf2716000)
libcairo.so.2 => /usr/lib/libcairo.so.2 (0xf25dd000)
libXi.so.6 => /usr/lib/libXi.so.6 (0xf25cc000)
libasound.so.2 => /usr/lib/libasound.so.2 (0xf24e2000)
libXrender.so.1 => /usr/lib/libXrender.so.1 (0xf24d7000)
libnss3.so => /usr/lib/libnss3.so (0xf238f000)
libnssutil3.so => /usr/lib/libnssutil3.so (0xf2369000)
libsmime3.so => /usr/lib/libsmime3.so (0xf233d000)
libplc4.so => /usr/lib/libplc4.so (0xf2336000)
libnspr4.so => /usr/lib/libnspr4.so (0xf22f8000)
libz.so.1 => /lib/libz.so.1 (0xf22e1000)
libdbus-1.so.3 => /lib/libdbus-1.so.3 (0xf2294000)
libpng12.so.0 => /usr/lib/libpng12.so.0 (0xf226a000)
libXfixes.so.3 => /usr/lib/libXfixes.so.3 (0xf2264000)
libcups.so.2 => /usr/lib/libcups.so.2 (0xf220e000)
libgcrypt.so.11 => /usr/lib/libgcrypt.so.11 (0xf2186000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xf2169000)
libxcb.so.1 => /usr/lib/libxcb.so.1 (0xf2146000)
libglapi.so.0 => /usr/lib/libglapi.so.0 (0xf212f000)
libXdamage.so.1 => /usr/lib/libXdamage.so.1 (0xf212a000)
libX11-xcb.so.1 => /usr/lib/libX11-xcb.so.1 (0xf2127000)
libxcb-glx.so.0 => /usr/lib/libxcb-glx.so.0 (0xf210e000)
libxcb-dri2.so.0 => /usr/lib/libxcb-dri2.so.0 (0xf2108000)
libXxf86vm.so.1 => /usr/lib/libXxf86vm.so.1 (0xf2102000)
libdrm.so.2 => /usr/lib/libdrm.so.2 (0xf20f4000)
libharfbuzz.so.0 => /usr/lib/libharfbuzz.so.0 (0xf209e000)
libgmodule-2.0.so.0 => /usr/lib/libgmodule-2.0.so.0 (0xf2099000)
libpng16.so.16 => /usr/lib/libpng16.so.16 (0xf205d000)
libexpat.so.1 => /usr/lib/libexpat.so.1 (0xf2034000)
libffi.so.4 => /usr/lib/libffi.so.4 (0xf202c000)
libpcre.so.1 => /usr/lib/libpcre.so.1 (0xf1fc1000)
libselinux.so.1 => /lib/libselinux.so.1 (0xf1f9d000)
libresolv.so.2 => /lib/libresolv.so.2 (0xf1f85000)
libatk-1.0.so.0 => /usr/lib/libatk-1.0.so.0 (0xf1f63000)
libjson.so.0 => /usr/lib/libjson.so.0 (0xf1f58000)
libpulsecommon-4.0.so => /usr/lib/pulseaudio/libpulsecommon-4.0.so (0xf1ee2000)
libXinerama.so.1 => /usr/lib/libXinerama.so.1 (0xf1ede000)
libXcursor.so.1 => /usr/lib/libXcursor.so.1 (0xf1ed2000)
libXcomposite.so.1 => /usr/lib/libXcomposite.so.1 (0xf1ece000)
libpixman-1.so.0 => /usr/lib/libpixman-1.so.0 (0xf1e1e000)
libEGL.so.1 => /usr/lib/libEGL.so.1 (0xf1dfc000)
libxcb-shm.so.0 => /usr/lib/libxcb-shm.so.0 (0xf1df8000)
libxcb-render.so.0 => /usr/lib/libxcb-render.so.0 (0xf1ded000)
libplds4.so => /usr/lib/libplds4.so (0xf1de8000)
libgssapi_krb5.so.2 => /usr/lib/libgssapi_krb5.so.2 (0xf1da3000)
libssl.so.1.0.0 => /lib/libssl.so.1.0.0 (0xf1d43000)
libcrypto.so.1.0.0 => /lib/libcrypto.so.1.0.0 (0xf1b8a000)
libgpg-error.so.0 => /usr/lib/libgpg-error.so.0 (0xf1b85000)
libXau.so.6 => /usr/lib/libXau.so.6 (0xf1b81000)
libgraphite2.so.3 => /usr/lib/libgraphite2.so.3 (0xf1b64000)
libwrap.so.0 => /lib/libwrap.so.0 (0xf1b59000)
libsndfile.so.1 => /usr/lib/libsndfile.so.1 (0xf1ae3000)
libxcb-xfixes.so.0 => /usr/lib/libxcb-xfixes.so.0 (0xf1adb000)
libgbm.so.1 => /usr/lib/libgbm.so.1 (0xf1ad3000)
libwayland-client.so.0 => /usr/lib/libwayland-client.so.0 (0xf1ac7000)
libwayland-server.so.0 => /usr/lib/libwayland-server.so.0 (0xf1ab9000)
libudev.so.1 => /usr/lib/libudev.so.1 (0xf1aa6000)
libkrb5.so.3 => /usr/lib/libkrb5.so.3 (0xf19e6000)
libk5crypto.so.3 => /usr/lib/libk5crypto.so.3 (0xf19b1000)
libcom_err.so.2 => /lib/libcom_err.so.2 (0xf19ab000)
libkrb5support.so.0 => /usr/lib/libkrb5support.so.0 (0xf199e000)
libFLAC.so.8 => /usr/lib/libFLAC.so.8 (0xf195e000)
libvorbisenc.so.2 => /usr/lib/libvorbisenc.so.2 (0xf17e6000)
libspeex.so.1 => /usr/lib/libspeex.so.1 (0xf17ce000)
libkeyutils.so.1 => /lib/libkeyutils.so.1 (0xf17c8000)
libogg.so.0 => /usr/lib/libogg.so.0 (0xf17c0000)
libvorbis.so.0 => /usr/lib/libvorbis.so.0 (0xf1794000)
Nothing extracted yet.
the output of the following command
ldd ~/.local/share/Steam/ubuntu12_32/steamui.sois:linux-gate.so.1 => (0xb76ea000) libcef.so => not found liboverride.so => not found libtier0_s.so => not found libvstdlib_s.so => not found libSDL2-2.0.so.0 => not found libXrandr.so.2 => /usr/lib/i386-linux-gnu/libXrandr.so.2 (0xb6179000) libXext.so.6 => /usr/lib/i386-linux-gnu/libXext.so.6 (0xb6167000) libX11.so.6 => /usr/lib/i386-linux-gnu/libX11.so.6 (0xb6032000) libGL.so.1 => /usr/lib/i386-linux-gnu/mesa/libGL.so.1 (0xb5fd9000) libpangoft2-1.0.so.0 => /usr/lib/i386-linux-gnu/libpangoft2-1.0.so.0 (0xb5fc3000) libpango-1.0.so.0 => /usr/lib/i386-linux-gnu/libpango-1.0.so.0 (0xb5f76000) libfreetype.so.6 => /usr/lib/i386-linux-gnu/libfreetype.so.6 (0xb5edb000) libfontconfig.so.1 => /usr/lib/i386-linux-gnu/libfontconfig.so.1 (0xb5e9f000) libgobject-2.0.so.0 => /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 (0xb5e4f000) libglib-2.0.so.0 => /lib/i386-linux-gnu/libglib-2.0.so.0 (0xb5d4e000) libgio-2.0.so.0 => /usr/lib/i386-linux-gnu/libgio-2.0.so.0 (0xb5bea000) libgtk-x11-2.0.so.0 => /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0 (0xb5781000) librt.so.1 => /lib/i386-linux-gnu/librt.so.1 (0xb5777000) libpulse.so.0 => /usr/lib/i386-linux-gnu/libpulse.so.0 (0xb5728000) libm.so.6 => /lib/i386-linux-gnu/libm.so.6 (0xb56e5000) libdl.so.2 => /lib/i386-linux-gnu/libdl.so.2 (0xb56e0000) libstdc++.so.6 => /usr/lib/i386-linux-gnu/libstdc++.so.6 (0xb55f7000) libpthread.so.0 => /lib/i386-linux-gnu/libpthread.so.0 (0xb55db000) /lib/ld-linux.so.2 (0xb76eb000) libc.so.6 => /lib/i386-linux-gnu/libc.so.6 (0xb5427000) libXrender.so.1 => /usr/lib/i386-linux-gnu/libXrender.so.1 (0xb541d000) libxcb.so.1 => /usr/lib/i386-linux-gnu/libxcb.so.1 (0xb53fb000) libglapi.so.0 => /usr/lib/i386-linux-gnu/libglapi.so.0 (0xb53e4000) libXdamage.so.1 => /usr/lib/i386-linux-gnu/libXdamage.so.1 (0xb53df000) libXfixes.so.3 => /usr/lib/i386-linux-gnu/libXfixes.so.3 (0xb53d8000) libX11-xcb.so.1 => /usr/lib/i386-linux-gnu/libX11-xcb.so.1 (0xb53d5000) libxcb-glx.so.0 => /usr/lib/i386-linux-gnu/libxcb-glx.so.0 (0xb53bd000) libxcb-dri2.so.0 => /usr/lib/i386-linux-gnu/libxcb-dri2.so.0 (0xb53b8000) libXxf86vm.so.1 => /usr/lib/i386-linux-gnu/libXxf86vm.so.1 (0xb53b1000) libdrm.so.2 => /usr/lib/i386-linux-gnu/libdrm.so.2 (0xb53a4000) libharfbuzz.so.0 => /usr/lib/i386-linux-gnu/libharfbuzz.so.0 (0xb5348000) libgmodule-2.0.so.0 => /usr/lib/i386-linux-gnu/libgmodule-2.0.so.0 (0xb5343000) libthai.so.0 => /usr/lib/i386-linux-gnu/libthai.so.0 (0xb5339000) libz.so.1 => /lib/i386-linux-gnu/libz.so.1 (0xb531f000) libexpat.so.1 => /lib/i386-linux-gnu/libexpat.so.1 (0xb52f7000) libffi.so.6 => /usr/lib/i386-linux-gnu/libffi.so.6 (0xb52f0000) libpcre.so.3 => /lib/i386-linux-gnu/libpcre.so.3 (0xb52af000) libselinux.so.1 => /lib/i386-linux-gnu/libselinux.so.1 (0xb5290000) libresolv.so.2 => /lib/i386-linux-gnu/libresolv.so.2 (0xb5278000) libgdk-x11-2.0.so.0 => /usr/lib/i386-linux-gnu/libgdk-x11-2.0.so.0 (0xb51ca000) libpangocairo-1.0.so.0 => /usr/lib/i386-linux-gnu/libpangocairo-1.0.so.0 (0xb51bd000) libatk-1.0.so.0 => /usr/lib/i386-linux-gnu/libatk-1.0.so.0 (0xb519c000) libcairo.so.2 => /usr/lib/i386-linux-gnu/libcairo.so.2 (0xb5085000) libgdk_pixbuf-2.0.so.0 => /usr/lib/i386-linux-gnu/libgdk_pixbuf-2.0.so.0 (0xb5061000) libjson.so.0 => /lib/i386-linux-gnu/libjson.so.0 (0xb5057000) libpulsecommon-3.0.so => /usr/lib/i386-linux-gnu/pulseaudio/libpulsecommon-3.0.so (0xb4fec000) libdbus-1.so.3 => /lib/i386-linux-gnu/libdbus-1.so.3 (0xb4fa2000) libgcc_s.so.1 => /lib/i386-linux-gnu/libgcc_s.so.1 (0xb4f84000) libXau.so.6 => /usr/lib/i386-linux-gnu/libXau.so.6 (0xb4f80000) libXdmcp.so.6 => /usr/lib/i386-linux-gnu/libXdmcp.so.6 (0xb4f79000) libdatrie.so.1 => /usr/lib/i386-linux-gnu/libdatrie.so.1 (0xb4f71000) libXinerama.so.1 => /usr/lib/i386-linux-gnu/libXinerama.so.1 (0xb4f6d000) libXi.so.6 => /usr/lib/i386-linux-gnu/libXi.so.6 (0xb4f5c000) libXcursor.so.1 => /usr/lib/i386-linux-gnu/libXcursor.so.1 (0xb4f51000) libXcomposite.so.1 => /usr/lib/i386-linux-gnu/libXcomposite.so.1 (0xb4f4d000) libpixman-1.so.0 => /usr/lib/i386-linux-gnu/libpixman-1.so.0 (0xb4ea1000) libpng12.so.0 => /lib/i386-linux-gnu/libpng12.so.0 (0xb4e78000) libxcb-shm.so.0 => /usr/lib/i386-linux-gnu/libxcb-shm.so.0 (0xb4e73000) libxcb-render.so.0 => /usr/lib/i386-linux-gnu/libxcb-render.so.0 (0xb4e69000) libwrap.so.0 => /lib/i386-linux-gnu/libwrap.so.0 (0xb4e5f000) libsndfile.so.1 => /usr/lib/i386-linux-gnu/libsndfile.so.1 (0xb4deb000) libasyncns.so.0 => /usr/lib/i386-linux-gnu/libasyncns.so.0 (0xb4de4000) libnsl.so.1 => /lib/i386-linux-gnu/libnsl.so.1 (0xb4dca000) libFLAC.so.8 => /usr/lib/i386-linux-gnu/libFLAC.so.8 (0xb4d7a000) libvorbisenc.so.2 => /usr/lib/i386-linux-gnu/libvorbisenc.so.2 (0xb4c02000) libvorbis.so.0 => /usr/lib/i386-linux-gnu/libvorbis.so.0 (0xb4bd6000) libogg.so.0 => /usr/lib/i386-linux-gnu/libogg.so.0 (0xb4bce000)how to solve this problem?thx