| Adenilson Cavalcanti | 2326c6c | 2020-01-23 00:49:29 +0000 | [diff] [blame] | 1 | diff --git a/third_party/zlib/deflate.c b/third_party/zlib/deflate.c |
| 2 | index a39e62787862..c6053fd1c7ea 100644 |
| 3 | --- a/third_party/zlib/deflate.c |
| 4 | +++ b/third_party/zlib/deflate.c |
| 5 | @@ -318,6 +318,10 @@ int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy, |
| 6 | s->w_size + window_padding, |
| 7 | 2*sizeof(Byte)); |
| 8 | s->prev = (Posf *) ZALLOC(strm, s->w_size, sizeof(Pos)); |
| 9 | + /* Avoid use of uninitialized value, see: |
| 10 | + * https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11360 |
| 11 | + */ |
| Adenilson Cavalcanti | a0f08d6 | 2020-01-23 22:58:07 +0000 | [diff] [blame] | 12 | + zmemzero(s->prev, s->w_size * sizeof(Pos)); |
| Adenilson Cavalcanti | 2326c6c | 2020-01-23 00:49:29 +0000 | [diff] [blame] | 13 | s->head = (Posf *) ZALLOC(strm, s->hash_size, sizeof(Pos)); |
| 14 | |
| 15 | s->high_water = 0; /* nothing written to s->window yet */ |