man:
QA Notice: the following files contain executable stacks
Files with executable stacks will not work properly (or at all!)
on some architectures/operating systems. A bug should be filed
at http://bugs.gentoo.org/ to make sure the file is fixed.
For more information, see http://hardened.gentoo.org/gnu-stack.xml
Please include this file in your report:
/var/tmp/portage/nvidia-drivers-1.0.9629/temp/scanelf-execstack.log
--- --- RWX usr/lib32/opengl/nvidia/lib/libGL.so.1.0.9629
--- --- RWX usr/lib32/opengl/nvidia/lib/libGLcore.so.1.0.9629
RWX --- --- usr/lib64/xorg/modules/drivers/nvidia_drv.so
RWX --- --- usr/lib64/libXvMCNVIDIA.so.1.0.9629
--- --- RWX usr/lib64/opengl/nvidia/lib/libGL.so.1.0.9629
--- --- RWX usr/lib64/opengl/nvidia/lib/libGLcore.so.1.0.9629
--- --- RWX usr/lib64/opengl/nvidia/extensions/libglx.so
... done!