[newlib-cygwin] Cygwin: spawn: don't overallocate SECURITY_ATTRIBUTES buffer
Corinna Vinschen
corinna@sourceware.org
Mon Aug 22 12:39:07 GMT 2022
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=e0cc4ea929e6f9fab7d393d406e8f61b8e1aa546
commit e0cc4ea929e6f9fab7d393d406e8f61b8e1aa546
Author: Corinna Vinschen <corinna@vinschen.de>
Date: Mon Aug 22 12:37:31 2022 +0200
Cygwin: spawn: don't overallocate SECURITY_ATTRIBUTES buffer
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/spawn.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc
index 641f23642..5aa52ab1e 100644
--- a/winsup/cygwin/spawn.cc
+++ b/winsup/cygwin/spawn.cc
@@ -619,7 +619,7 @@ child_info_spawn::worker (const char *prog_arg, const char *const *argv,
SetHandleInformation (my_wr_proc_pipe, HANDLE_FLAG_INHERIT, 0);
parent_winpid = GetCurrentProcessId ();
- PSECURITY_ATTRIBUTES sa = (PSECURITY_ATTRIBUTES) tp.w_get ();
+ PSECURITY_ATTRIBUTES sa = (PSECURITY_ATTRIBUTES) alloca (1024);
if (!sec_user_nih (sa, cygheap->user.sid (),
well_known_authenticated_users_sid,
PROCESS_QUERY_LIMITED_INFORMATION))
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