https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=dd3730ed9c1c78176f1aab1b429bb5a105d90a44
commit dd3730ed9c1c78176f1aab1b429bb5a105d90a44 Author: Corinna Vinschen <[email protected]> Date: Sat Feb 23 20:48:59 2019 +0100 Cygwin: seteuid: allow inheriting impersonation user profile handle The child process needs access to the handle to be able to unload it when switching user context. Signed-off-by: Corinna Vinschen <[email protected]> Diff: --- winsup/cygwin/syscalls.cc | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index b103976..a73af67 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -3612,7 +3612,11 @@ seteuid32 (uid_t uid) cygheap->user.imp_profile = load_user_profile (new_token, pw_new, usersid); if (cygheap->user.imp_profile) - cygheap->user.imp_profile_token = new_token; + { + cygheap->user.imp_profile_token = new_token; + SetHandleInformation (cygheap->user.imp_profile, + HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT); + } } /* Try setting owner to same value as user. */
