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Issue 923730 link

Starred by 1 user
Status: Assigned
Owner:
fs...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in blink::BaseRenderingContext2D::putImageData

Project Member Reported by ClusterFuzz, Jan 20 (2 days ago) 
Detailed report: https://clusterfuzz.com/testcase?key=4799750272581632

Fuzzer: jesse_avalanche
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::BaseRenderingContext2D::putImageData
  PutImageData2Method
  PutImageDataMethod
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=461444:461460

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4799750272581632

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 20 (2 days ago)

Components: Blink>Canvas
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 20 (2 days ago)

Labels: Test-Predator-Auto-Owner
Owner: fs...@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/5aae822c218a67b706125e9620290026d523d629 (Update createImageData/getImageData/putImageData from float to long).

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.
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