bpo-44572: On Windows, disconnect STDIN in platform._syscmd_ver() to prevent erroneous STDIN consumption (GH-27092)

Konstantin-Glukhov · web-flow · commit 0ee0a740e12e · 2021-07-13T20:21:48.000+01:00
diff --git a/Lib/platform.py b/Lib/platform.py
@@ -280,6 +280,7 @@ def _syscmd_ver(system='', release='', version='',
     for cmd in ('ver', 'command /c ver', 'cmd /c ver'):
         try:
             info = subprocess.check_output(cmd,
+                                           stdin=subprocess.DEVNULL,
                                            stderr=subprocess.DEVNULL,
                                            text=True,
                                            shell=True)
diff --git a/Misc/NEWS.d/next/Windows/2021-07-13-15-32-49.bpo-44572.gXvhDc.rst b/Misc/NEWS.d/next/Windows/2021-07-13-15-32-49.bpo-44572.gXvhDc.rst
@@ -0,0 +1 @@
+Avoid consuming standard input in the :mod:`platform` module

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Avoid consuming standard input in the :mod:`platform` module