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Issue metadata

Status: Verified
Owner: ----
Closed: Dec 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in SkIRect::height

Project Member Reported by ClusterFuzz, Dec 8 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5512339922354176

Fuzzer: libFuzzer_paint_op_buffer_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkIRect::height
  GrGLIRect::setRelativeTo
  GrGLGpu::flushScissor
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=513674:513694

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5512339922354176

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Components: Internals>Skia
Project Member

Comment 2 by ClusterFuzz, Dec 13 2017

ClusterFuzz has detected this issue as fixed in range 523469:523491.

Detailed report: https://clusterfuzz.com/testcase?key=5512339922354176

Fuzzer: libFuzzer_paint_op_buffer_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkIRect::height
  GrGLIRect::setRelativeTo
  GrGLGpu::flushScissor
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=513674:513694
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=523469:523491

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5512339922354176

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 3 by ClusterFuzz, Dec 13 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5512339922354176 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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