A Possible Reason for Problems with Flash Player

[Dave Feustel]

On Wed, Jan 07, 2009 at 03:39:32PM -0800, Kam Leo wrote:
> On Wed, Jan 7, 2009 at 1:05 PM, Dave Feustel <dfeustel at mindspring.com> wrote:
> > On Wed, Jan 07, 2009 at 12:53:19PM -0800, Kam Leo wrote:
> >> On Wed, Jan 7, 2009 at 12:43 PM, Dave Feustel <dfeustel at mindspring.com> wrote:
> >> > On Wed, Jan 07, 2009 at 12:25:21PM -0800, Kam Leo wrote:
> >> >> On Wed, Jan 7, 2009 at 11:06 AM, Dave Feustel <dfeustel at mindspring.com> wrote:
> >> >> > After attempting to install the Firefox Flash plugin,
> >> >> > I kept getting SELinux alerts every time I started Firefox.
> >> >> > After deleting all the files in the directory
> >> >> > /usr/lib/nspluginwrapper, I continued to get SELinux alerts.
> >> >> > The flash plugin attempts to make the stack executable, which
> >> >> > SELinux does not permit on my system.
> >> >> >
> >> >> > The alerts from one invocation of Firefox follow:
> >> >> >
> >> >> >  2/home/daf}firefox
> >> >> > Error: /usr/lib/nspluginwrapper/plugin-config not found
> >> >> >       /usr/lib64/nspluginwrapper/plugin-config not found
> >> >> > FoxyProxy settingsDir = /home/daf/.mozilla/firefox/jde131vm.default
> >> >> > ** Message: GetValue variable 1 (1)
> >> >> > ** Message: GetValue variable 2 (2)
> >> >> > ** Message: GetValue variable 1 (1)
> >> >> > ** Message: GetValue variable 2 (2)
> >> >> > ** Message: GetValue variable 1 (1)
> >> >> > ** Message: GetValue variable 2 (2)
> >> >> > ** Message: GetValue variable 1 (1)
> >> >> > ** Message: GetValue variable 2 (2)
> >> >> > ** Message: GetValue variable 1 (1)
> >> >> > ** Message: GetValue variable 2 (2)
> >> >> > ** Message: GetValue variable 1 (1)
> >> >> > ** Message: GetValue variable 2 (2)
> >> >> > LoadPlugin: failed to initialize shared library
> >> >> > /usr/lib/nspluginwrapper/npwrapp
> >> >> > er.so [/usr/lib/nspluginwrapper/npwrapper.so: cannot open shared object
> >> >> > file: Pe
> >> >> > rmission denied]
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetMIMEDescription
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetMIMEDescription return
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetValue
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetValue: returning plugin name.
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetValue return
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetValue
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetValue: returning plugin description.
> >> >> > GCJ PLUGIN: thread 0x9fc7cf0: NP_GetValue return
> >> >> > LoadPlugin: failed to initialize shared library
> >> >> > /usr/lib/flash-plugin/libflashpl
> >> >> > ayer.so [/usr/lib/flash-plugin/libflashplayer.so: cannot enable
> >> >> > executable stack
> >> >> >  as shared object requires: Permission denied]
> >> >> >
> >> >> > ---------------------------
> >> >> > Not quite sure what to do with this, other than to ignore it.>
> >> >>
> >> >> You left out the most important facts regarding your problem:
> >> >>
> >> >> 1. Version and architecture of Fedora. (I'm assuming that you are
> >> >> using a x64 version.)
> >> >> 2. Whose flash plugin and version?
> >> >>
> >> >> Have you tried the 64-bit alpha release from Adobe.
> >> >> http://labs.adobe.com/downloads/flashplayer10.html ? Just extract it
> >> >> and place it into /usr/lib/mozilla/plugins/, restart Firefox and check
> >> >> "about:plugins" to see if it installed.
> >> >
> >> > I'm running 32-bit F9. It was originally my intention to install 64-bit,
> >> > but the Fedora 9 Bible came with a DVD containing only the 32-bit
> >> > version.
> >> >
> >>
> >> OK, F9.  Whose plugin?
> >
> > The F9 flash plugin
> >
> > total 476
> > ---------- 1 root root  25900 2008-12-09 00:16 npconfig
> > ---------- 1 root root  92700 2008-12-09 00:16 npplayer
> > ---------- 1 root root   3394 2008-12-09 00:16 npviewer
> > ---------- 1 root root 162172 2008-12-09 00:16 npviewer.bin
> > ---------- 1 root root 114544 2008-12-09 00:16 npwrapper.so
> > ---------- 1 root root     85 2008-12-09 00:16 nspluginplayer
> > ---------- 1 root root  60112 2008-12-09 00:16 plugin-config
> >
> 
> That is not the flash-plugin. You are listing the files in the
> nspluginwrapper directory. Try "su -c "rpm -q flash-plugin". If
> flash-plugin is not installed go to http://www.adobe.com/flashplayer/
> and download the rpm package. You should receive
> flash-plugin-10.0.15.3-release.i386.rpm.

This is the program that SELinux is blocking as the program tries to
make the stack executeable. I have the f9 Flash components loaded.
But the SELinux error ocurrs as soon as I start firefox.