diff options
Diffstat (limited to 'src/3rdparty/zlib/src/inflate.c')
-rw-r--r-- | src/3rdparty/zlib/src/inflate.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/3rdparty/zlib/src/inflate.c b/src/3rdparty/zlib/src/inflate.c index 7be8c63662..2a3c4fe984 100644 --- a/src/3rdparty/zlib/src/inflate.c +++ b/src/3rdparty/zlib/src/inflate.c @@ -764,8 +764,9 @@ int flush; if (copy > have) copy = have; if (copy) { if (state->head != Z_NULL && - state->head->extra != Z_NULL) { - len = state->head->extra_len - state->length; + state->head->extra != Z_NULL && + (len = state->head->extra_len - state->length) < + state->head->extra_max) { zmemcpy(state->head->extra + len, next, len + copy > state->head->extra_max ? state->head->extra_max - len : copy); |