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-rw-r--r--winsup/cygwin/dtable.cc8
1 files changed, 8 insertions, 0 deletions
diff --git a/winsup/cygwin/dtable.cc b/winsup/cygwin/dtable.cc
index 4a14712a3..b929b169e 100644
--- a/winsup/cygwin/dtable.cc
+++ b/winsup/cygwin/dtable.cc
@@ -559,6 +559,10 @@ dtable::vfork_child_dup ()
newtable = (fhandler_base **) ccalloc (HEAP_ARGV, size, sizeof (fds[0]));
int res = 1;
+ /* Remove impersonation */
+ if (cygheap->user.impersonated && cygheap->user.token != INVALID_HANDLE_VALUE)
+ RevertToSelf ();
+
for (size_t i = 0; i < size; i++)
if (not_open (i))
continue;
@@ -571,6 +575,10 @@ dtable::vfork_child_dup ()
goto out;
}
+ /* Restore impersonation */
+ if (cygheap->user.impersonated && cygheap->user.token != INVALID_HANDLE_VALUE)
+ ImpersonateLoggedOnUser (cygheap->user.token);
+
fds_on_hold = fds;
fds = newtable;