libavcodec/atrac3plus.c:620: error: Buffer Overrun L3
  Offset added: 128 Size: [0, +oo].

libavcodec/atrac3plus.c:614:1: <Length trace>
612.  * @return result code: 0 = OK, otherwise - error code
613.  */
614. static int decode_quant_wordlen(BitstreamContext *bc, Atrac3pChanUnitCtx *ctx,
     ^
615.                                 int num_channels, AVCodecContext *avctx)
616. {

libavcodec/atrac3plus.c:614:1: Parameter `ctx->channels[*].qu_wordlen[*]`
612.  * @return result code: 0 = OK, otherwise - error code
613.  */
614. static int decode_quant_wordlen(BitstreamContext *bc, Atrac3pChanUnitCtx *ctx,
     ^
615.                                 int num_channels, AVCodecContext *avctx)
616. {

libavcodec/atrac3plus.c:620:9: Array access: Offset added: 128 Size: [0, +oo]
618. 
619.     for (ch_num = 0; ch_num < num_channels; ch_num++) {
620.         memset(ctx->channels[ch_num].qu_wordlen, 0,
             ^
621.                sizeof(ctx->channels[ch_num].qu_wordlen));
622. 

static int decode_quant_wordlen(BitstreamContext *bc, Atrac3pChanUnitCtx *ctx,
                                int num_channels, AVCodecContext *avctx)
{
    int ch_num, i, ret;
    for (ch_num = 0; ch_num < num_channels; ch_num++) {
        memset(ctx->channels[ch_num].qu_wordlen, 0,
               sizeof(ctx->channels[ch_num].qu_wordlen));
        if ((ret = decode_channel_wordlen(bc, ctx, ch_num, avctx)) < 0)
            return ret;
    }
    for (i = ctx->num_quant_units - 1; i >= 0; i--)
        if (ctx->channels[0].qu_wordlen[i] ||
            (num_channels == 2 && ctx->channels[1].qu_wordlen[i]))
            break;
    ctx->used_quant_units = i + 1;
    return 0;
}
['static int decode_quant_wordlen(BitstreamContext *bc, Atrac3pChanUnitCtx *ctx,\n                                int num_channels, AVCodecContext *avctx)\n{\n    int ch_num, i, ret;\n    for (ch_num = 0; ch_num < num_channels; ch_num++) {\n        memset(ctx->channels[ch_num].qu_wordlen, 0,\n               sizeof(ctx->channels[ch_num].qu_wordlen));\n        if ((ret = decode_channel_wordlen(bc, ctx, ch_num, avctx)) < 0)\n            return ret;\n    }\n    for (i = ctx->num_quant_units - 1; i >= 0; i--)\n        if (ctx->channels[0].qu_wordlen[i] ||\n            (num_channels == 2 && ctx->channels[1].qu_wordlen[i]))\n            break;\n    ctx->used_quant_units = i + 1;\n    return 0;\n}']