Ignore overrun in spectral RLE decoding, fixes

http://www.missouri.edu/~bah347/gprime/nintendothemesacappellax.wmv Originally committed as revision 5532 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago · a5ecd69ec1
parent 2122f9c030
commit a5ecd69ec1
1 changed files with 4 additions and 1 deletions
--- a/libavcodec/wmadec.c
+++ b/libavcodec/wmadec.c
@ -908,7 +908,10 @@ static int wma_decode_block(WMADecodeContext *s)
                    level = -level;
                ptr += run;
                if (ptr >= eptr)
-                    return -1;
+                {
+                    av_log(NULL, AV_LOG_ERROR, "overflow in spectral RLE, ignoring\n");
+                    break;
+                }
                *ptr++ = level;
                /* NOTE: EOB can be omitted */
                if (ptr >= eptr)