(read_key_sequence): Extract local map only if the

given position is in an accessible buffer region.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/keyboard.c b/src/keyboard.c
index f8f751161c4..8b53a6ebbda 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -9286,7 +9286,8 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
                     {
                       pos = POSN_BUFFER_POSN (start);
                       if (INTEGERP (pos)
-                          && XINT (pos) >= BEG && XINT (pos) <= Z)
+                          && XINT (pos) >= BEGV
+                          && XINT (pos) <= ZV)
                         {
                           map_here = get_local_map (XINT (pos),
                                                     current_buffer, Qlocal_map);