1 files changed, 6 insertions, 1 deletions
diff --git a/src/nvim/ex_cmds.c b/src/nvim/ex_cmds.c
index 521f8eb208..692b320335 100644
--- a/src/nvim/ex_cmds.c
+++ b/src/nvim/ex_cmds.c
@@ -3411,10 +3411,15 @@ static int do_sub(exarg_T *eap, const proftime_T timeout, const int cmdpreview_n
   // check for a trailing count
   cmd = skipwhite(cmd);
   if (ascii_isdigit(*cmd)) {
-    i = getdigits_int(&cmd, true, 0);
+    i = getdigits_int(&cmd, true, INT_MAX);
     if (i <= 0 && !eap->skip && subflags.do_error) {
       emsg(_(e_zerocount));
       return 0;
+    } else if (i >= INT_MAX) {
+      char buf[20];
+      vim_snprintf(buf, sizeof(buf), "%d", i);
+      semsg(_(e_val_too_large), buf);
+      return 0;
     }
     eap->line1 = eap->line2;
     eap->line2 += (linenr_T)i - 1;