From 169d25b37e1873d6a9158585ee11c3f86ed5a128 Mon Sep 17 00:00:00 2001
From: Alessio Sergi <al3hex@gmail.com>
Date: Tue, 22 Nov 2016 02:29:53 +0100
Subject: [PATCH] p7zip: patch for CVE-2016-9296

---
 srcpkgs/p7zip/patches/CVE-2016-9296.patch | 12 ++++++++++++
 srcpkgs/p7zip/template                    |  2 +-
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 srcpkgs/p7zip/patches/CVE-2016-9296.patch

diff --git a/srcpkgs/p7zip/patches/CVE-2016-9296.patch b/srcpkgs/p7zip/patches/CVE-2016-9296.patch
new file mode 100644
index 00000000000..770929d1633
--- /dev/null
+++ b/srcpkgs/p7zip/patches/CVE-2016-9296.patch
@@ -0,0 +1,12 @@
+--- CPP/7zip/Archive/7z/7zIn.cpp.orig	Sun Nov 20 09:29:41 2016
++++ CPP/7zip/Archive/7z/7zIn.cpp	Sun Nov 20 09:31:22 2016
+@@ -1097,7 +1097,8 @@ HRESULT CInArchive::ReadAndDecodePackedStreams(
+       if (CrcCalc(data, unpackSize) != folders.FolderCRCs.Vals[i])
+         ThrowIncorrect();
+   }
+-  HeadersSize += folders.PackPositions[folders.NumPackStreams];
++  if (folders.PackPositions)
++      HeadersSize += folders.PackPositions[folders.NumPackStreams];
+   return S_OK;
+ }
+ 
diff --git a/srcpkgs/p7zip/template b/srcpkgs/p7zip/template
index e8be01de5e9..ad7e3020f47 100644
--- a/srcpkgs/p7zip/template
+++ b/srcpkgs/p7zip/template
@@ -1,7 +1,7 @@
 # Template file for 'p7zip'
 pkgname=p7zip
 version=16.02
-revision=1
+revision=2
 wrksrc="${pkgname}_${version}"
 hostmakedepends="yasm nasm"
 short_desc="Command-line version of the 7zip compressed file archive"