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Cygwin: fix permissions of winpid symlinks

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The winpid symlinks got created with no query permissions, so
only admins could see all Cygwin processes.  Create symlinks
so everyone has query permissions instead.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2019-03-11 21:40:04 +01:00
parent 7cbe4b59d6
commit d9f934c9e9
2 changed files with 15 additions and 1 deletions
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3
winsup/cygwin/pinfo.cc
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@ -325,7 +325,8 @@ pinfo::create_winpid_symlink ()
__small_swprintf (pid_name, L"%u", procinfo->pid); __small_swprintf (pid_name, L"%u", procinfo->pid);
RtlInitUnicodeString (&pid_str, pid_name); RtlInitUnicodeString (&pid_str, pid_name);
InitializeObjectAttributes (&attr, &sym_str, OBJ_CASE_INSENSITIVE, InitializeObjectAttributes (&attr, &sym_str, OBJ_CASE_INSENSITIVE,
get_shared_parent_dir (), NULL); get_shared_parent_dir (),
everyone_sd (SYMBOLIC_LINK_QUERY));
NtCreateSymbolicLinkObject (&winpid_hdl, SYMBOLIC_LINK_ALL_ACCESS, NtCreateSymbolicLinkObject (&winpid_hdl, SYMBOLIC_LINK_ALL_ACCESS,
&attr, &pid_str); &attr, &pid_str);
} }

13
winsup/cygwin/release/3.0.4 Normal file
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@ -0,0 +1,13 @@
What's new:
-----------
What changed:
-------------
Bug Fixes
---------
- Fix access to process list
Addresses: https://cygwin.com/ml/cygwin/2019-03/msg00253.html