diff options
Diffstat (limited to 'multimedia/mythtv/files/patch-CVE-2017-14169')
| -rw-r--r-- | multimedia/mythtv/files/patch-CVE-2017-14169 | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/multimedia/mythtv/files/patch-CVE-2017-14169 b/multimedia/mythtv/files/patch-CVE-2017-14169 new file mode 100644 index 000000000000..f9514ce95b00 --- /dev/null +++ b/multimedia/mythtv/files/patch-CVE-2017-14169 @@ -0,0 +1,33 @@ +From 816f7337bf3ed3e08afdc28278668d8eb81910cb Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=E5=AD=99=E6=B5=A9=28=E6=99=93=E9=BB=91=29?= + <tony.sh@alibaba-inc.com> +Date: Tue, 29 Aug 2017 23:59:21 +0200 +Subject: [PATCH] avformat/mxfdec: Fix Sign error in mxf_read_primer_pack() +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Fixes: 20170829B.mxf + +Co-Author: 张洪亮(望初)" <wangchu.zhl@alibaba-inc.com> +Found-by: Xiaohei and Wangchu from Alibaba Security Team +Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> +(cherry picked from commit 9d00fb9d70ee8c0cc7002b89318c5be00f1bbdad) +Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> +--- + libavformat/mxfdec.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git libavformat/mxfdec.c libavformat/mxfdec.c +index e2e34b246f7..0e9153847e8 100644 +--- external/FFmpeg/libavformat/mxfdec.c ++++ external/FFmpeg/libavformat/mxfdec.c +@@ -500,7 +500,7 @@ static int mxf_read_primer_pack(void *arg, AVIOContext *pb, int tag, int size, U + avpriv_request_sample(pb, "Primer pack item length %d", item_len); + return AVERROR_PATCHWELCOME; + } +- if (item_num > 65536) { ++ if (item_num > 65536 || item_num < 0) { + av_log(mxf->fc, AV_LOG_ERROR, "item_num %d is too large\n", item_num); + return AVERROR_INVALIDDATA; + } |