From fbb39f44f1d37451be7d575b5923e6d5851aaecc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomas=20H=C3=A4rdin?= <tomas.hardin@codemill.se>
Date: Wed, 24 Oct 2012 16:54:25 +0200
Subject: [PATCH] mxfdec: Fix potential leak in mxf_read_local_tags()
This fixes CID 733800.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavformat/mxfdec.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index d4ab49f119b..5fca1a89a64 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -1646,6 +1646,9 @@ static int mxf_read_local_tags(MXFContext *mxf, KLVPacket *klv, MXFMetadataReadF
/* Accept the 64k local set limit being exceeded (Avid). Don't accept
* it extending past the end of the KLV though (zzuf5.mxf). */
if (avio_tell(pb) > klv_end) {
+ if (ctx_size)
+ av_free(ctx);
+
av_log(mxf->fc, AV_LOG_ERROR,
"local tag %#04x extends past end of local set @ %#"PRIx64"\n",
tag, klv->offset);
--
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