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-rw-r--r--testing/libfuzzer/pdf_codec_jbig2_fuzzer.cc2
-rw-r--r--testing/libfuzzer/xfa_codec_fuzzer.h5
2 files changed, 3 insertions, 4 deletions
diff --git a/testing/libfuzzer/pdf_codec_jbig2_fuzzer.cc b/testing/libfuzzer/pdf_codec_jbig2_fuzzer.cc
index 9a2ebd2e32..ac3c5c3260 100644
--- a/testing/libfuzzer/pdf_codec_jbig2_fuzzer.cc
+++ b/testing/libfuzzer/pdf_codec_jbig2_fuzzer.cc
@@ -28,7 +28,7 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
size -= kParameterSize;
data += kParameterSize;
- static constexpr uint32_t kMemLimit = 1024 * 1024 * 1024; // 1 GB.
+ static constexpr uint32_t kMemLimit = 512000000; // 512 MB
static constexpr uint32_t k1bppRgbComponents = 4; // From CFX_DIBitmap impl.
FX_SAFE_UINT32 mem = width;
mem *= height;
diff --git a/testing/libfuzzer/xfa_codec_fuzzer.h b/testing/libfuzzer/xfa_codec_fuzzer.h
index c7a16a8005..90706af9f4 100644
--- a/testing/libfuzzer/xfa_codec_fuzzer.h
+++ b/testing/libfuzzer/xfa_codec_fuzzer.h
@@ -17,9 +17,8 @@
#include "testing/fx_string_testhelpers.h"
#include "third_party/base/ptr_util.h"
-// Arbitrarily picked to support up to 1000x1000 images. This is far below where
-// OOM issues are occuring.
-const int kXFACodecFuzzerPixelLimit = 1000000;
+// Support up to 512 MB. This prevents trivial OOM when MSAN is on.
+const int kXFACodecFuzzerPixelLimit = 512000000;
class XFACodecFuzzer {
public: