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Issue metadata

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



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Integer-overflow in SkRasterPipelineBlitter::blitMask

Project Member Reported by ClusterFuzz, Aug 28 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4609736451555328

Fuzzer: miaubiz_svg_fuzzer
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkRasterPipelineBlitter::blitMask
  SkMaskFilter::filterPath
  SkDraw::drawDevPath
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=488635:489609

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4609736451555328

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Components: Internals>Skia
Labels: M-62 Test-Predator-Wrong
Project Member

Comment 2 by ClusterFuzz, Sep 12 2017

ClusterFuzz has detected this issue as fixed in range 501231:501244.

Detailed report: https://clusterfuzz.com/testcase?key=4609736451555328

Fuzzer: miaubiz_svg_fuzzer
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkRasterPipelineBlitter::blitMask
  SkMaskFilter::filterPath
  SkDraw::drawDevPath
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=488635:489609
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=501231:501244

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4609736451555328

See https://github.com/google/clusterfuzz-tools 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, Sep 13 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4609736451555328 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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