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To: vim-dev@vim.org
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Subject: patch 7.1.032
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Fcc: outbox
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From: Bram Moolenaar <Bram@moolenaar.net>
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Mime-Version: 1.0
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Content-Type: text/plain; charset=ISO-8859-1
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Content-Transfer-Encoding: 8bit
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------------
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Patch 7.1.032
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Problem: Potential crash when editing a command line. (Chris Monson)
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Solution: Check the position to avoid access before the start of an array.
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Files: src/ex_getln.c
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*** ../vim-7.1.031/src/ex_getln.c Thu May 10 20:22:29 2007
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--- src/ex_getln.c Tue Jul 17 18:05:49 2007
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***************
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*** 484,490 ****
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if (xpc.xp_context == EXPAND_MENUNAMES && p_wmnu)
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{
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/* Hitting <Down> after "emenu Name.": complete submenu */
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! if (ccline.cmdbuff[ccline.cmdpos - 1] == '.' && c == K_DOWN)
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c = p_wc;
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else if (c == K_UP)
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{
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--- 486,493 ----
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if (xpc.xp_context == EXPAND_MENUNAMES && p_wmnu)
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{
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/* Hitting <Down> after "emenu Name.": complete submenu */
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! if (c == K_DOWN && ccline.cmdpos > 0
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! && ccline.cmdbuff[ccline.cmdpos - 1] == '.')
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c = p_wc;
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else if (c == K_UP)
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{
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***************
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*** 533,541 ****
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upseg[3] = PATHSEP;
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upseg[4] = NUL;
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! if (ccline.cmdbuff[ccline.cmdpos - 1] == PATHSEP
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! && c == K_DOWN
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! && (ccline.cmdbuff[ccline.cmdpos - 2] != '.'
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|| ccline.cmdbuff[ccline.cmdpos - 3] != '.'))
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{
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/* go down a directory */
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--- 536,546 ----
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upseg[3] = PATHSEP;
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upseg[4] = NUL;
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! if (c == K_DOWN
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! && ccline.cmdpos > 0
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! && ccline.cmdbuff[ccline.cmdpos - 1] == PATHSEP
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! && (ccline.cmdpos < 3
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! || ccline.cmdbuff[ccline.cmdpos - 2] != '.'
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|| ccline.cmdbuff[ccline.cmdpos - 3] != '.'))
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{
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/* go down a directory */
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***************
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*** 730,737 ****
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/* In Ex mode a backslash escapes a newline. */
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if (exmode_active
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&& c != ESC
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- && ccline.cmdpos > 0
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&& ccline.cmdpos == ccline.cmdlen
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&& ccline.cmdbuff[ccline.cmdpos - 1] == '\\')
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{
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if (c == K_KENTER)
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--- 735,742 ----
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/* In Ex mode a backslash escapes a newline. */
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if (exmode_active
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&& c != ESC
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&& ccline.cmdpos == ccline.cmdlen
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+ && ccline.cmdpos > 0
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&& ccline.cmdbuff[ccline.cmdpos - 1] == '\\')
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{
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if (c == K_KENTER)
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*** ../vim-7.1.031/src/version.c Tue Jul 17 16:31:15 2007
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--- src/version.c Tue Jul 17 18:10:37 2007
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***************
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*** 668,669 ****
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--- 668,671 ----
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{ /* Add new patch number below this line */
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+ /**/
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+ 32,
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/**/
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--
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ALL: A witch! A witch!
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WITCH: It's a fair cop.
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ALL: Burn her! Burn her! Let's make her into a ladder.
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"Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
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\\\ download, build and distribute -- http://www.A-A-P.org ///
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\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
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