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--- dix/main.c.orig 2012-05-17 19:09:02.000000000 +0200
+++ dix/main.c 2012-07-09 15:56:47.051703025 +0200
@@ -78,6 +78,8 @@
#include <version-config.h>
#endif
+#include <sys/types.h>
+#include <pwd.h>
#include <X11/X.h>
#include <X11/Xos.h> /* for unistd.h */
#include <X11/Xproto.h>
@@ -284,8 +286,15 @@
#endif
NotifyParentProcess();
-
+ struct passwd passwd1;
+ struct passwd* Passwd1 = 0;
+ char buf[4096];
+ getpwnam_r("xorg", &passwd1, buf, 4096, &Passwd1);setgid(27);
+ if ((Passwd1 == &passwd1) && (!setuid(passwd1.pw_uid))) {
Dispatch();
+ } else {
+ FatalError("can't setuid to user xorg");
+ }
#ifdef XQUARTZ
/* Let the other threads know the server is no longer running */
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