patch 9.0.2106: [security]: Use-after-free in win_close() Commit: https://github.com/vim/vim/commit/25aabc2b8ee1e19ced6f4da9d866cf9378fc4c5a Author: Christian Brabandt <cb@256bit.org> Date: Tue Nov 14 19:31:34 2023 +0100 patch 9.0.2106: [security]: Use-after-free in win_close() Problem: [security]: Use-after-free in win_close() Solution: Check window is valid, before accessing it If the current window structure is no longer valid (because a previous autocommand has already freed this window), fail and return before attempting to set win->w_closing variable. Add a test to trigger ASAN in CI Signed-off-by: Christian Brabandt <cb@256bit.org>

@echo off
rem To be used on MS-Windows for Visual C++ 2017.
rem See INSTALLpc.txt for information.
rem
rem Usage:
rem   For x86 builds run this with "x86" option:
rem     msvc2017 x86
rem   For x64 builds run this with "x86_amd64" option:
rem     msvc2017 x86_amd64

set "VSVEROPT=-version [15.0^,16.0^)"
call "%~dp0msvc-latest.bat" %*
set VSVEROPT=