main/libvorbis: Fix CVE-2018-10393

main/libvorbis/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=libvorbis
 pkgver=1.3.6
-pkgrel=1
+pkgrel=2
 pkgdesc="Vorbis codec library"
 url="https://xiph.org/vorbis"
 arch="all"
@@ -11,10 +11,13 @@ makedepends="libogg-dev"
 source="http://downloads.xiph.org/releases/vorbis/$pkgname-$pkgver.tar.xz
 	CVE-2017-14160.patch
 	CVE-2018-10392.patch
+	CVE-2018-10393.patch
 	"
 builddir="$srcdir/$pkgname-$pkgver"
 
 # secfixes:
+#   1.3.6-r2:
+#   - CVE-2018-10393
 #   1.3.6-r1:
 #   - CVE-2018-10392
 #   1.3.6-r0:
@@ -53,4 +56,5 @@ package() {
 
 sha512sums="a5d990bb88db2501b16f8eaee9f2ecb599cefd7dab2134d16538d8905263a972157c7671867848c2a8a358bf5e5dbc7721205ece001032482f168be7bda4f132  libvorbis-1.3.6.tar.xz
 4c2f7be947f2159ae47175cba89950c7b7d357b37a20d54382e4fbecd8c268b148e6cb86cb148945c7b68bbe8b14f466e910b35b80903ab51f1b02cfccf5806e  CVE-2017-14160.patch
-a60d45144882bc72c3f4937a34baa5e2bda80a3a858b858637fee508755349b616690519e013ff6aafa7e8ff85fd1d0687a3e748b0e8bce25df1abeece97dc36  CVE-2018-10392.patch"
+a60d45144882bc72c3f4937a34baa5e2bda80a3a858b858637fee508755349b616690519e013ff6aafa7e8ff85fd1d0687a3e748b0e8bce25df1abeece97dc36  CVE-2018-10392.patch
+aaa8c09458ad20d45392c99781130ba815f839484b65c61e404198bae570e12401c2cf612f9c4f0b3932cc9e5eac0b066d515950425afa6eb2d6db7cc67731a6  CVE-2018-10393.patch"

main/libvorbis/CVE-2018-10393.patch

+From 018ca26dece618457dd13585cad52941193c4a25 Mon Sep 17 00:00:00 2001
+From: Thomas Daede <daede003@umn.edu>
+Date: Wed, 9 May 2018 14:56:59 -0700
+Subject: [PATCH] CVE-2017-14160: fix bounds check on very low sample rates.
+
+---
+ lib/psy.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/lib/psy.c b/lib/psy.c
+index 422c6f1e..13101230 100644
+--- a/lib/psy.c
++++ b/lib/psy.c
+@@ -602,8 +602,9 @@ static void bark_noise_hybridmp(int n,const long *b,
+   for (i = 0, x = 0.f;; i++, x += 1.f) {
+ 
+     lo = b[i] >> 16;
+-    if( lo>=0 ) break;
+     hi = b[i] & 0xffff;
++    if( lo>=0 ) break;
++    if( hi>=n ) break;
+ 
+     tN = N[hi] + N[-lo];
+     tX = X[hi] - X[-lo];
+-- 
+2.18.0
+