Merge remote-tracking branch 'qatar/master'

* qatar/master:
  mov: Use defines for sample flags in fragments
  mov: Use defines for trun flags
  mov: Use defines for tfhd flags
  proresenc: force bitrate not to exceed given limit
  vc1parse: call vc1_init_common().
  wma: don't return 0 on invalid packets.
  asf: prevent packet_size_left from going negative if hdrlen > pktlen.
  mjpegb: don't return 0 at the end of frame decoding.
  rtpdec: Identify incorrectly signalled H263
  vp8dsp: split long line.
  aiff: don't skip block_align==0 check on COMM-after-SSND files.
  dpcm: ignore extra unpaired bytes in stereo streams.
  mp3on4: require a minimum framesize.
  mpc7: assign an error level + context to av_log() msg.
  huffyuv: error out on bit overrun.
  dct-test: Add the missing ff_ prefix to the altivec functions
  dct-test: Remove a stray declaration of a nonexistent function
  movenc: Write the unknown duration as 64 bit fields in ismv
  movenc: Write track durations with all bits set if duration is unknown

Conflicts:
	libavcodec/dct-test.c
	libavcodec/wmadec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 4 insertions, 0 deletions

diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index 2ca30f2702..f47416133f 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -1914,6 +1914,10 @@ static int decode_frame_mp3on4(AVCodecContext *avctx, void *data,
         m     = s->mp3decctx[fr];
         assert(m != NULL);
 
+        if (fsize < HEADER_SIZE) {
+            av_log(avctx, AV_LOG_ERROR, "Frame size smaller than header size\n");
+            return AVERROR_INVALIDDATA;
+        }
         header = (AV_RB32(buf) & 0x000fffff) | s->syncword; // patch header
 
         if (ff_mpa_check_header(header) < 0) // Bad header, discard block