| 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 |
| |