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locks; strict;
comment	@# @;


1.2
date	2020.08.19.10.39.23;	author bouyer;	state dead;
branches;
next	1.1;
commitid	DGAMglRf0Jde6FkC;

1.1
date	2015.08.23.16.17.12;	author spz;	state Exp;
branches;
next	;
commitid	wb2SmuzLFycvzpyy;


desc
@@


1.2
log
@Remove xenkernel and xentools packages older than 4.11.
They're not maintained anymore upstream, and don't build on supported NetBSD
releases.
@
text
@$NetBSD: patch-CVE-2015-4163,v 1.1 2015/08/23 16:17:12 spz Exp $

patch for CVE-2015-4163 aka XSA-134 from
http://xenbits.xen.org/xsa/xsa134.patch

--- xen/common/grant_table.c.orig	2014-09-02 06:22:57.000000000 +0000
+++ xen/common/grant_table.c
@@@@ -2372,6 +2372,9 @@@@ __gnttab_swap_grant_ref(grant_ref_t ref_
 
     spin_lock(&gt->lock);
 
+    if ( gt->gt_version == 0 )
+        PIN_FAIL(out, GNTST_general_error, "grant table not yet set up\n");
+
     /* Bounds check on the grant refs */
     if ( unlikely(ref_a >= nr_grant_entries(d->grant_table)))
         PIN_FAIL(out, GNTST_bad_gntref, "Bad ref-a (%d).\n", ref_a);
@


1.1
log
@Apply patches for XSA-128 to XSA-140 from upstream

do a patch refresh in xentools42

rather than split the patches for pass-through.c over 5 files, delete
xentools42/patches/patch-CVE-2015-2756 and assemble all in
xentools42/patches/patch-qemu-xen-traditional_hw_pass-through.c
@
text
@d1 1
a1 1
$NetBSD$
@