Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14708, https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14735, https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14725, https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14720, and probably others.