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| author | Ryan Harrison <rharrison@chromium.org> | 2017-10-31 17:57:48 +0000 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-10-31 17:57:48 +0000 |
| commit | 994f20cfb76f4902491a94c4ef61f55705fc124d (patch) | |
| tree | e9cadf6bba1648d66317860f479baf31381267e9 /testing/libfuzzer/xfa_codec_fuzzer.h | |
| parent | 367e7de07ec33ad045500a04dc2a180390937b27 (diff) | |
| download | pdfium-994f20cfb76f4902491a94c4ef61f55705fc124d.tar.xz | |
Fix FPE in XFACodecFuzzerchromium/3255
This is a div by 0 issue
BUG=chromium:779890
Change-Id: I91ca2969ffe52fb486b1fab32abc8609cd6567a2
Reviewed-on: https://pdfium-review.googlesource.com/17250
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Diffstat (limited to 'testing/libfuzzer/xfa_codec_fuzzer.h')
| -rw-r--r-- | testing/libfuzzer/xfa_codec_fuzzer.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/testing/libfuzzer/xfa_codec_fuzzer.h b/testing/libfuzzer/xfa_codec_fuzzer.h index 9a1230dbf9..96074fe7cf 100644 --- a/testing/libfuzzer/xfa_codec_fuzzer.h +++ b/testing/libfuzzer/xfa_codec_fuzzer.h @@ -39,7 +39,8 @@ class XFACodecFuzzer { // Skipping very large images, since they will take a long time and may lead // to OOM. - if (decoder->GetWidth() > kXFACodecFuzzerPixelLimit / decoder->GetHeight()) + if (decoder->GetHeight() != 0 && + decoder->GetWidth() > kXFACodecFuzzerPixelLimit / decoder->GetHeight()) return 0; auto bitmap = pdfium::MakeRetain<CFX_DIBitmap>(); |