Fuzzers: Add WOFF2 fuzzer

Meta/Lagom/Fuzzers/FuzzWOFF2.cpp

@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2023, the SerenityOS developers.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibGfx/Font/WOFF2/Font.h>
+#include <stddef.h>
+
+extern "C" int LLVMFuzzerTestOneInput(u8 const* data, size_t size)
+{
+    (void)WOFF2::Font::try_load_from_externally_owned_memory({ data, size });
+    return 0;
+}

Meta/Lagom/Fuzzers/fuzzers.cmake

@@ -62,6 +62,7 @@ set(FUZZER_TARGETS
     WAVLoader
     WebPLoader
     WOFF
+    WOFF2
     XML
     Zip
     ZlibDecompression
@@ -133,6 +134,7 @@ set(FUZZER_DEPENDENCIES_WasmParser LibWasm)
 set(FUZZER_DEPENDENCIES_WAVLoader LibAudio)
 set(FUZZER_DEPENDENCIES_WebPLoader LibGfx)
 set(FUZZER_DEPENDENCIES_WOFF LibGfx)
+set(FUZZER_DEPENDENCIES_WOFF2 LibGfx)
 set(FUZZER_DEPENDENCIES_XML LibXML)
 set(FUZZER_DEPENDENCIES_Zip LibArchive)
 set(FUZZER_DEPENDENCIES_ZlibDecompression LibCompress)

Userland/Utilities/test-fuzz.cpp

@@ -76,6 +76,7 @@
     T(WAVLoader)             \
     T(WebPLoader)            \
     T(WOFF)                  \
+    T(WOFF2)                 \
     T(XML)                   \
     T(Zip)                   \
     T(ZlibDecompression)