From 2c3bee693aca9204b5c138bd3e1fbeff83123c5d Mon Sep 17 00:00:00 2001
From: Chris Liddell <chris.liddell@artifex.com>
Date: Thu, 27 Jan 2022 20:10:39 +0000
Subject: [PATCH] oss-fuzz 44123: zsetcolor() - check we have enough operands

---
 psi/zcolor.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/psi/zcolor.c b/psi/zcolor.c
index 64e0b8d0a5..c0d73c280a 100644
--- a/psi/zcolor.c
+++ b/psi/zcolor.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2021 Artifex Software, Inc.
+/* Copyright (C) 2001-2022 Artifex Software, Inc.
    All Rights Reserved.
 
    This software is provided AS-IS with no warranty, either express or
@@ -307,6 +307,7 @@ zsetcolor(i_ctx_t * i_ctx_p)
         n_numeric_comps = n_comps;
 
     /* gather the numeric operands */
+    check_op(num_offset + n_numeric_comps);
     code = float_params(op - num_offset, n_numeric_comps, cc.paint.values);
     if (code < 0)
         return code;