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flac: patch for CVE-2017-6888

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(From OE-Core rev: 82edd652860a2a1430692af402f0df639161b767)

Signed-off-by: Changqing Li <changqing.li@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Changqing Li
2018-08-21 16:25:45 +08:00
committed by Richard Purdie
parent 8e66763b1c
commit 68b5efe8b5
2 changed files with 40 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
meta/recipes-multimedia/flac/flac/CVE-2017-6888.patch Normal file
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@@ -0,0 +1,37 @@
From 43ecb6431077ff54e9df27f71737e6e96d6c039f Mon Sep 17 00:00:00 2001
From: Changqing Li <changqing.li@windriver.com>
Date: Tue, 21 Aug 2018 14:46:43 +0800
Subject: [PATCH] From 5f47b63e9c971e6391590caf00a0f2a5ed612e67 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.
Upstream-Status: Backport[https://git.xiph.org/?p=flac.git;a=commit;
h=4f47b63e9c971e6391590caf00a0f2a5ed612e67]
Update patch to version 1.3.2
CVE: CVE-2017-6888
Signed-off-by: Changqing Li <changqing.li@windriver.com>
---
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 d364b0c..ebf93da 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;
}
--
2.7.4

4
meta/recipes-multimedia/flac/flac_1.3.2.bb
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@@ -14,7 +14,9 @@ LIC_FILES_CHKSUM = "file://COPYING.FDL;md5=ad1419ecc56e060eccf8184a87c4285f \
file://include/FLAC/all.h;beginline=65;endline=70;md5=64474f2b22e9e77b28d8b8b25c983a48"
DEPENDS = "libogg"
SRC_URI = "http://downloads.xiph.org/releases/flac/${BP}.tar.xz"
SRC_URI = "http://downloads.xiph.org/releases/flac/${BP}.tar.xz \
file://CVE-2017-6888.patch "
SRC_URI[md5sum] = "454f1bfa3f93cc708098d7890d0499bd"
SRC_URI[sha256sum] = "91cfc3ed61dc40f47f050a109b08610667d73477af6ef36dcad31c31a4a8d53f"