view runtime/ftplugin/modconf.vim @ 33879:d418c82f02a4 v9.0.2149

patch 9.0.2149: [security]: use-after-free in exec_instructions() Commit: https://github.com/vim/vim/commit/5dd41d4b6370b7b7d09d691f9252b3899c66102a Author: Christian Brabandt <cb@256bit.org> Date: Mon Dec 4 22:52:23 2023 +0100 patch 9.0.2149: [security]: use-after-free in exec_instructions() Problem: [security]: use-after-free in exec_instructions() Solution: get tv pointer again [security]: use-after-free in exec_instructions() exec_instructions may access freed memory, if the GA_GROWS_FAILS() re-allocates memory. When this happens, the typval tv may still point to now already freed memory. So let's get that pointer again and compare it with tv. If those two pointers differ, tv is now invalid and we have to refresh the tv pointer. closes: #13621 Signed-off-by: Christian Brabandt <cb@256bit.org>
author Christian Brabandt <cb@256bit.org>
date Sun, 10 Dec 2023 15:16:17 +0100
parents c252fbfde41d
children 89b487b08b2a
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" Vim filetype plugin file
" Language:             modules.conf(5) configuration file
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2023-10-07

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let s:cpo_save = &cpo
set cpo&vim

let b:undo_ftplugin = "setl com< cms< inc< fo<"

setlocal comments=:# commentstring=#\ %s include=^\\s*include
setlocal formatoptions-=t formatoptions+=croql

if has('unix') && executable('less')
  if !has('gui_running')
    command -buffer -nargs=1 ModconfKeywordPrg
          \ silent exe '!' . 'LESS= MANPAGER="less --pattern=''^\s{,8}' . <q-args> . '\b'' --hilite-search" man ' . 'modprobe.d' |
          \ redraw!
  elseif has('terminal')
    command -buffer -nargs=1 ModconfKeywordPrg
          \ silent exe ':term ' . 'env LESS= MANPAGER="less --pattern=''' . escape('^\s{,8}' . <q-args> . '\b', '\') . ''' --hilite-search" man ' . 'modprobe.d'
  endif
  if exists(':ModconfKeywordPrg') == 2
    setlocal iskeyword+=-
    setlocal keywordprg=:ModconfKeywordPrg
    let b:undo_ftplugin .= '| setlocal keywordprg< iskeyword< | sil! delc -buffer ModconfKeywordPrg'
  endif
endif

let &cpo = s:cpo_save
unlet s:cpo_save