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From c7c55972758a93350882c32147801a3485b010fe Mon Sep 17 00:00:00 2001
From: Chris Liddell <chris.liddell@artifex.com>
Date: Mon, 12 Jun 2017 13:08:40 +0100
Subject: [PATCH] Bug 698024: bounds check zone pointer in Ins_MIRP()
---
base/ttinterp.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- end of original header
CVE: CVE-2017-9611
Upstream-Status: Backport [git://git.ghostscript.com/ghostpdl.git]
Signed-off-by: Joe Slater <joe.slater@windriver.com>
diff --git a/base/ttinterp.c b/base/ttinterp.c
index e56aec6..f6a6d95 100644
--- a/base/ttinterp.c
+++ b/base/ttinterp.c
@@ -3858,7 +3858,8 @@ static int nInstrCount=0;
/* XXX: UNDOCUMENTED! cvt[-1] = 0 always */
if ( BOUNDS( args[0], CUR.zp1.n_points ) ||
- BOUNDS( args[1]+1, CUR.cvtSize+1 ) )
+ BOUNDS( args[1]+1, CUR.cvtSize+1 ) ||
+ BOUNDS(CUR.GS.rp0, CUR.zp0.n_points) )
{
CUR.error = TT_Err_Invalid_Reference;
return;
--
1.7.9.5
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