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Issue 837869 link

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Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Pointer-overflow in SkReadPixelsRec::trim

Project Member Reported by ClusterFuzz, Apr 28 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4602443560910848

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Pointer-overflow
Crash Address: 
Crash State:
  SkReadPixelsRec::trim
  SkPixmap::readPixels
  SkBitmap::readPixels
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=551565:551567

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4602443560910848

Additional requirements: Requires HTTP

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Apr 28 2018

Components: Internals>Skia
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, Jun 2 2018

ClusterFuzz has detected this issue as fixed in range 563898:563900.

Detailed report: https://clusterfuzz.com/testcase?key=4602443560910848

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Pointer-overflow
Crash Address: 
Crash State:
  SkReadPixelsRec::trim
  SkPixmap::readPixels
  SkBitmap::readPixels
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=551565:551567
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=563898:563900

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4602443560910848

Additional requirements: Requires HTTP

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, Jun 2 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4602443560910848 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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