libavcodec/rv34.c:1126: error: Buffer Overrun L3
  Offset added: 48 Size: [0, +oo].

libavcodec/rv34.c:1114:1: <Length trace>
1112. }
1113. 
1114. static int rv34_decode_macroblock(RV34DecContext *r, int8_t *intra_types)
      ^
1115. {
1116.     MpegEncContext *s = &r->s;

libavcodec/rv34.c:1114:1: Parameter `r->avail_cache[*]`
1112. }
1113. 
1114. static int rv34_decode_macroblock(RV34DecContext *r, int8_t *intra_types)
      ^
1115. {
1116.     MpegEncContext *s = &r->s;

libavcodec/rv34.c:1126:5: Array access: Offset added: 48 Size: [0, +oo]
1124. 
1125.     // Calculate which neighbours are available. Maybe it's worth optimizing too.
1126.     memset(r->avail_cache, 0, sizeof(r->avail_cache));
          ^
1127.     fill_rectangle(r->avail_cache + 5, 2, 2, 4, 1, 4);
1128.     dist = (s->mb_x - s->resync_mb_x) + (s->mb_y - s->resync_mb_y) * s->mb_width;
