patch 8.2.4969: changing text in Visual mode may cause invalid memory access
Problem: Changing text in Visual mode may cause invalid memory access.
Solution: Check the Visual position after making a change.
diff --git a/src/edit.c b/src/edit.c
index 5b06131..6e76971 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -2541,16 +2541,8 @@
// <C-S-Right> may have started Visual mode, adjust the position for
// deleted characters.
- if (VIsual_active && VIsual.lnum == curwin->w_cursor.lnum)
- {
- int len = (int)STRLEN(ml_get_curline());
-
- if (VIsual.col > len)
- {
- VIsual.col = len;
- VIsual.coladd = 0;
- }
- }
+ if (VIsual_active)
+ check_visual_pos();
}
}
did_ai = FALSE;