diff options
| -rw-r--r-- | src/libFLAC/bitwriter.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libFLAC/bitwriter.c b/src/libFLAC/bitwriter.c index ed7ae0e8..95d4998c 100644 --- a/src/libFLAC/bitwriter.c +++ b/src/libFLAC/bitwriter.c @@ -567,6 +567,10 @@ FLAC__bool FLAC__bitwriter_write_rice_signed_block(FLAC__BitWriter *bw, const FL msbits = uval >> parameter; total_bits = lsbits + msbits; + /* sanity check */ + if (total_bits > 8 * 8196) + return false; + if(bw->bits && bw->bits + total_bits < FLAC__BITS_PER_WORD) { /* i.e. if the whole thing fits in the current bwword */ /* ^^^ if bw->bits is 0 then we may have filled the buffer and have no free bwword to work in */ bw->bits += total_bits; |