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libvorbis: fix CVE-2018-10393

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maxice8 2018-10-03 22:29:18 -03:00 • committed by maxice8
parent ced9888fb8
commit ab4cd91c05
2 changed files with 60 additions and 2 deletions
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58
srcpkgs/libvorbis/patches/CVE-2018-10393.patch Normal file
View file

@ -0,0 +1,58 @@
From 98a60969315dba8c1e8231f561e1551670bc80ae Mon Sep 17 00:00:00 2001
Message-Id: <98a60969315dba8c1e8231f561e1551670bc80ae.1511192857.git.agx@sigxcpu.org>
From: =?UTF-8?q?Guido=20G=C3=BCnther?= <agx@sigxcpu.org>
Date: Wed, 15 Nov 2017 13:12:00 +0100
Subject: [PATCH] CVE-2017-14160: make sure we don't overflow
---
lib/psy.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/lib/psy.c b/lib/psy.c
index 422c6f1e..8bbf6cf3 100644
--- a/lib/psy.c
+++ b/lib/psy.c
@@ -599,7 +599,7 @@ static void bark_noise_hybridmp(int n,const long *b,
XY[i] = tXY;
}
- for (i = 0, x = 0.f;; i++, x += 1.f) {
+ for (i = 0, x = 0.f; i < n; i++, x += 1.f) {
lo = b[i] >> 16;
if( lo>=0 ) break;
@@ -621,12 +621,11 @@ static void bark_noise_hybridmp(int n,const long *b,
noise[i] = R - offset;
}
- for ( ;; i++, x += 1.f) {
+ for ( ; i < n; i++, x += 1.f) {
lo = b[i] >> 16;
hi = b[i] & 0xffff;
if(hi>=n)break;
-
tN = N[hi] - N[lo];
tX = X[hi] - X[lo];
tXX = XX[hi] - XX[lo];
@@ -651,7 +650,7 @@ static void bark_noise_hybridmp(int n,const long *b,
if (fixed <= 0) return;
- for (i = 0, x = 0.f;; i++, x += 1.f) {
+ for (i = 0, x = 0.f; i < n; i++, x += 1.f) {
hi = i + fixed / 2;
lo = hi - fixed;
if(lo>=0)break;
@@ -670,7 +669,7 @@ static void bark_noise_hybridmp(int n,const long *b,
if (R - offset < noise[i]) noise[i] = R - offset;
}
- for ( ;; i++, x += 1.f) {
+ for ( ; i < n; i++, x += 1.f) {
hi = i + fixed / 2;
lo = hi - fixed;
--
2.15.0

4
srcpkgs/libvorbis/template
View file

@ -1,10 +1,10 @@
# Template file for 'libvorbis'.
pkgname=libvorbis
version=1.3.6
revision=2
revision=3
patch_args="-Np1"
build_style=gnu-configure
hostmakedepends="pkg-config"
hostmakedepends="pkgconf"
makedepends="libogg-devel"
short_desc="The Vorbis General Audio Compression Codec"
maintainer="Juan RP <xtraeme@voidlinux.eu>"