Module: libav
Branch: master
Commit: 9db67bedf0e517c19dad02db1752a5dfb52eaa69

Author:    Michael Niedermayer <[email protected]>
Committer: Luca Barbato <[email protected]>
Date:      Sun Dec 18 21:37:54 2011 +0100

mov: detect EOF in mov_read_dref()

Avoid a near infinite loop.
Issue discovered by cosminamironesei.

Signed-off-by: Michael Niedermayer <[email protected]>
Signed-off-by: Luca Barbato <[email protected]>

---

 libavformat/mov.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index 640377a..09228cb 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -416,6 +416,8 @@ static int mov_read_dref(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
             avio_skip(pb, 16);
 
             for (type = 0; type != -1 && avio_tell(pb) < next; ) {
+                if (pb->eof_reached)
+                    return AVERROR_EOF;
                 type = avio_rb16(pb);
                 len = avio_rb16(pb);
                 av_log(c->fc, AV_LOG_DEBUG, "type %d, len %d\n", type, len);

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