buffer overflow

Originally committed as revision 3954 to svn://svn.ffmpeg.org/ffmpeg/trunk

buffer overflow
Originally committed as revision 3954 to svn://svn.ffmpeg.org/ffmpeg/trunk
a8d02f2b · Michael Niedermayer · 7be806f3 · a8d02f2b
Commit a8d02f2b authored Feb 13, 2005 by Michael Niedermayer
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pcm.c libavcodec/pcm.c +3 -0

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--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@@ -299,6 +299,9 @@ static int pcm_decode_frame(AVCodecContext *avctx,
    samples = data;
    src = buf;

+    if(buf_size > AVCODEC_MAX_AUDIO_FRAME_SIZE/2)
+        buf_size = AVCODEC_MAX_AUDIO_FRAME_SIZE/2;
+
    switch(avctx->codec->id) {
    case CODEC_ID_PCM_S16LE:
        n = buf_size >> 1;