X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmp3_header_decompress_bsf.c;h=ab3d420300f3fc64b19831c2b1feebd1507f9f78;hb=9d6be83085ccb1f52b923064eb93566ddbb0a1f7;hp=294858953cbcee036ab3221acf759dce86899974;hpb=768b07e3bca7e81d2f9c60badb3973d3d88481dc;p=ffmpeg

diff --git a/libavcodec/mp3_header_decompress_bsf.c b/libavcodec/mp3_header_decompress_bsf.c
index 294858953cb..ab3d420300f 100644
--- a/libavcodec/mp3_header_decompress_bsf.c
+++ b/libavcodec/mp3_header_decompress_bsf.c
@@ -62,6 +62,11 @@ static int mp3_header_decompress(AVBSFContext *ctx, AVPacket *out)
     lsf     = sample_rate < (24000+32000)/2;
     mpeg25  = sample_rate < (12000+16000)/2;
     sample_rate_index= (header>>10)&3;
+    if (sample_rate_index == 3) {
+        ret = AVERROR_INVALIDDATA;
+        goto fail;
+    }
+
     sample_rate= avpriv_mpa_freq_tab[sample_rate_index] >> (lsf + mpeg25); //in case sample rate is a little off
 
     for(bitrate_index=2; bitrate_index<30; bitrate_index++){