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4435ab4a3b
Backport patches to fix the following CVEs. CVE-2017-14054 CVE-2017-14055 CVE-2017-14056 CVE-2017-14057 CVE-2017-14058 CVE-2017-14059 CVE-2017-14169 CVE-2017-14170 CVE-2017-14171 CVE-2017-14222 CVE-2017-14223 CVE-2017-14225 (From OE-Core rev: 13862938a6a7a938f8d781655ceaf78a81b57549) Signed-off-by: Chen Qi <Qi.Chen@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
41 lines
1.2 KiB
Diff
41 lines
1.2 KiB
Diff
From 7e80b63ecd259d69d383623e75b318bf2bd491f6 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=E5=AD=99=E6=B5=A9=20and=20=E5=BC=A0=E6=B4=AA=E4=BA=AE=28?=
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=?UTF-8?q?=E6=9C=9B=E5=88=9D=29?= <tony.sh and wangchu.zhl@alibaba-inc.com>
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Date: Fri, 25 Aug 2017 01:15:27 +0200
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Subject: [PATCH] avformat/cinedec: Fix DoS due to lack of eof check
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Fixes: loop.cine
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Found-by: Xiaohei and Wangchu from Alibaba Security Team
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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CVE: CVE-2017-14059
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Upstream-Status: Backport
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Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
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---
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libavformat/cinedec.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/libavformat/cinedec.c b/libavformat/cinedec.c
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index 763b93b..de34fb9 100644
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--- a/libavformat/cinedec.c
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+++ b/libavformat/cinedec.c
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@@ -267,8 +267,12 @@ static int cine_read_header(AVFormatContext *avctx)
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/* parse image offsets */
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avio_seek(pb, offImageOffsets, SEEK_SET);
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- for (i = 0; i < st->duration; i++)
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+ for (i = 0; i < st->duration; i++) {
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+ if (avio_feof(pb))
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+ return AVERROR_INVALIDDATA;
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+
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av_add_index_entry(st, avio_rl64(pb), i, 0, 0, AVINDEX_KEYFRAME);
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+ }
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return 0;
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}
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--
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2.1.0
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