[Python-checkins] gh-133597: Fix memory leak if error occurred in _sys_getwindowsversion_from_kernel32 (GH-133598)

[zooba]

https://github.com/python/cpython/commit/0ec8fc83a83914d2ae97e52529e98ce63aaf831c
commit: 0ec8fc83a83914d2ae97e52529e98ce63aaf831c
branch: main
author: Sergey Miryanov <sergey.mirya...@gmail.com>
committer: zooba <steve.do...@microsoft.com>
date: 2025-05-08T12:09:20+01:00
summary:

gh-133597: Fix memory leak if error occurred in 
_sys_getwindowsversion_from_kernel32 (GH-133598)

files:
M Python/sysmodule.c

diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index 00dce4527fbb90..41b9a6b276a3b1 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -1670,6 +1670,9 @@ _sys_getwindowsversion_from_kernel32(void)
         !GetFileVersionInfoW(kernel32_path, 0, verblock_size, verblock) ||
         !VerQueryValueW(verblock, L"", (LPVOID)&ffi, &ffi_len)) {
         PyErr_SetFromWindowsErr(0);
+        if (verblock) {
+            PyMem_RawFree(verblock);
+        }
         return NULL;
     }
 

_______________________________________________
Python-checkins mailing list -- python-checkins@python.org
To unsubscribe send an email to python-checkins-le...@python.org
https://mail.python.org/mailman3/lists/python-checkins.python.org/
Member address: arch...@mail-archive.com