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Issue 921345 link

Starred by 1 user
Status: Assigned
Owner:
tsepez@chromium.org
Cc:
jochen@chromium.org
jam@chromium.org
weili@chromium.org
thestig@chromium.org
tsepez@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in TrilinearInterp16

Project Member Reported by ClusterFuzz, Jan 12 
Detailed report: https://clusterfuzz.com/testcase?key=4923902836604928

Fuzzer: libFuzzer_pdf_codec_icc_fuzzer
Fuzz target binary: pdf_codec_icc_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  TrilinearInterp16
  EvaluateCLUTfloatIn16
  _LUTevalFloat
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=420371:420606

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4923902836604928

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.
Project Member

Comment 1 by ClusterFuzz, Jan 12

Components: Internals>Plugins>PDF
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, Jan 12

Cc: thestig@chromium.org jam@chromium.org weili@chromium.org jochen@chromium.org tsepez@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Project Member

Comment 3 by ClusterFuzz, Jan 12

Labels: Test-Predator-Auto-Owner
Owner: kcwu@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://pdfium.googlesource.com/pdfium/+/39ee9dfac1c6d286a4075c7e2435fe1cfe365bad (Fix memory leaks in lcms).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.

Comment 4 by kcwu@chromium.org, Jan 12

Owner: tsepez@chromium.org
►

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