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Merge pull request #6827 from neheb/flac

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flac: Fix CVE-2017-6888
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Ted Hess 2018-08-22 15:57:16 -04:00 committed by GitHub
commit d67647f64f
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2 changed files with 30 additions and 2 deletions
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5
libs/flac/Makefile
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@ -9,10 +9,10 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=flac PKG_NAME:=flac
PKG_VERSION:=1.3.2 PKG_VERSION:=1.3.2
PKG_RELEASE:=1 PKG_RELEASE:=2
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
PKG_SOURCE_URL:=http://downloads.xiph.org/releases/flac/ PKG_SOURCE_URL:=https://downloads.xiph.org/releases/flac/
PKG_HASH:=91cfc3ed61dc40f47f050a109b08610667d73477af6ef36dcad31c31a4a8d53f PKG_HASH:=91cfc3ed61dc40f47f050a109b08610667d73477af6ef36dcad31c31a4a8d53f
PKG_MAINTAINER:=Ted Hess <thess@kitschensync.net> PKG_MAINTAINER:=Ted Hess <thess@kitschensync.net>
@ -20,6 +20,7 @@ PKG_INSTALL:=1
PKG_LICENSE:=GFDL-1.2 GPL-2 LGPL-2.1 BSD-3-Clause PKG_LICENSE:=GFDL-1.2 GPL-2 LGPL-2.1 BSD-3-Clause
PKG_LICENSE_FILES:=README COPYING.FDL COPYING.GPL COPYING.LGPL COPYING.Xiph PKG_LICENSE_FILES:=README COPYING.FDL COPYING.GPL COPYING.LGPL COPYING.Xiph
PKG_CPE_ID:=cpe:/a:flac_project:flac
PKG_FIXUP:=autoreconf PKG_FIXUP:=autoreconf
PKG_REMOVE_FILES:=autogen.sh aclocal.m4 PKG_REMOVE_FILES:=autogen.sh aclocal.m4

27
libs/flac/patches/100-CVE-2017-6888.patch Normal file
View file

@ -0,0 +1,27 @@
From 4f47b63e9c971e6391590caf00a0f2a5ed612e67 Mon Sep 17 00:00:00 2001
From: Erik de Castro Lopo <erikd@mega-nerd.com>
Date: Sat, 8 Apr 2017 18:34:49 +1000
Subject: [PATCH] stream_decoder.c: Fix a memory leak
Leak reported by Secunia Research.
---
src/libFLAC/stream_decoder.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/libFLAC/stream_decoder.c b/src/libFLAC/stream_decoder.c
index 14d5fe7f..a5527511 100644
--- a/src/libFLAC/stream_decoder.c
+++ b/src/libFLAC/stream_decoder.c
@@ -1759,6 +1759,9 @@ FLAC__bool read_metadata_vorbiscomment_(FLAC__StreamDecoder *decoder, FLAC__Stre
}
memset (obj->comments[i].entry, 0, obj->comments[i].length) ;
if (!FLAC__bitreader_read_byte_block_aligned_no_crc(decoder->private_->input, obj->comments[i].entry, obj->comments[i].length)) {
+ /* Current i-th entry is bad, so we delete it. */
+ free (obj->comments[i].entry) ;
+ obj->comments[i].entry = NULL ;
obj->num_comments = i;
goto skip;
}
--
2.17.0