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comparison src/gui.c @ 33482:39b2e200c4d7 v9.0.1992

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patch 9.0.1992: [security] segfault in exmode Commit: https://github.com/vim/vim/commit/20d161ace307e28690229b68584f2d84556f8960 Author: Christian Brabandt <cb@256bit.org> Date: Thu Oct 5 22:08:30 2023 +0200 patch 9.0.1992: [security] segfault in exmode Problem: segfault in exmode when redrawing Solution: skip gui_scroll when exmode_active Signed-off-by: Christian Brabandt <cb@256bit.org>
author Christian Brabandt <cb@256bit.org>
date Thu, 05 Oct 2023 22:15:03 +0200
parents 695b50472e85
children 1629cc65d78d
comparison
equal deleted inserted replaced
33481:a98b4a9f8864 33482:39b2e200c4d7
4395 4395
4396 /* 4396 /*
4397 * Scroll a window according to the values set in the globals 4397 * Scroll a window according to the values set in the globals
4398 * "current_scrollbar" and "scrollbar_value". 4398 * "current_scrollbar" and "scrollbar_value".
4399 * Return TRUE if the cursor in the current window moved or FALSE otherwise. 4399 * Return TRUE if the cursor in the current window moved or FALSE otherwise.
4400 * may eventually cause a redraw using updateWindow
4400 */ 4401 */
4401 int 4402 int
4402 gui_do_scroll(void) 4403 gui_do_scroll(void)
4403 { 4404 {
4404 win_T *wp, *save_wp; 4405 win_T *wp, *save_wp;
4413 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4414 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++)
4414 if (wp == NULL) 4415 if (wp == NULL)
4415 break; 4416 break;
4416 if (wp == NULL) 4417 if (wp == NULL)
4417 // Couldn't find window 4418 // Couldn't find window
4419 return FALSE;
4420 // don't redraw, LineOffset and similar are not valid!
4421 if (exmode_active)
4418 return FALSE; 4422 return FALSE;
4419 4423
4420 /* 4424 /*
4421 * Compute number of lines to scroll. If zero, nothing to do. 4425 * Compute number of lines to scroll. If zero, nothing to do.
4422 */ 4426 */