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view src/testdir/crash/bt_quickfix_poc @ 33150:cdc797578b8b v9.0.1857

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patch 9.0.1857: [security] heap-use-after-free in is_qf_win() Commit: https://github.com/vim/vim/commit/fc68299d436cf87453e432daa77b6d545df4d7ed Author: Christian Brabandt <cb@256bit.org> Date: Sun Sep 3 20:20:52 2023 +0200 patch 9.0.1857: [security] heap-use-after-free in is_qf_win() Problem: heap-use-after-free in is_qf_win() Solution: Check buffer is valid before accessing it Signed-off-by: Christian Brabandt <cb@256bit.org>
author Christian Brabandt <cb@256bit.org>
date Sun, 03 Sep 2023 20:30:02 +0200
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comman!-narg=* Xexpr <mods>lex<args>
auto BufReadPre * exe"sn" ..expand("<abuf>") 
fu Xautocmd_changelist()
cal writefile(['Xtestfile2:4:4'],'Xerr')
  sil! edi Xerr
Xexpr 'Xtestfile:4:4'
endf
call Xautocmd_changelist()
call Xautocmd_changelist()