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diff src/scriptfile.c @ 28242:5bf82b918cb2 v8.2.4647

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patch 8.2.4647: "source" can read past end of copied line Commit: https://github.com/vim/vim/commit/2bdad6126778f907c0b98002bfebf0e611a3f5db Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 29 19:52:12 2022 +0100 patch 8.2.4647: "source" can read past end of copied line Problem: "source" can read past end of copied line. Solution: Add a terminating NUL.
author Bram Moolenaar <Bram@vim.org>
date Tue, 29 Mar 2022 21:00:04 +0200
parents 2b595cee4c85
children 4b322951ebac
line wrap: on
line diff
--- a/src/scriptfile.c
+++ b/src/scriptfile.c
@@ -1918,7 +1918,10 @@ get_one_sourceline(source_cookie_T *sp)
 		break;		    // all the lines are processed
 	    ga_concat(&ga, ((char_u **)sp->buflines.ga_data)[sp->buf_lnum]);
 	    sp->buf_lnum++;
+	    if (ga_grow(&ga, 1) == FAIL)
+		break;
 	    buf = (char_u *)ga.ga_data;
+	    buf[ga.ga_len++] = NUL;
 	}
 	else
 	{