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Issue 915442 link

Starred by 1 user
Status: Assigned
Owner:
behdad@chromium.org
Cc:
behdad@google.com
e...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in position_mark

Project Member Reported by ClusterFuzz, Dec 15 
Detailed report: https://clusterfuzz.com/testcase?key=5294844924395520

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  position_mark
  position_around_base
  position_cluster
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=587601:587602

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5294844924395520

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 15

Components: Blink>Fonts
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, Dec 15

Labels: Test-Predator-Auto-Owner
Owner: h...@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/d54494cbad8d5ff0a8cd74024902c8bd86258ae4 (Roll clang 338452:340925).

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 3 by h...@chromium.org, Dec 17

Owner: e...@chromium.org
I don't think the clang roll introduced this.

+eae from third_party/harfbuzz-ng/OWNERS, maybe you can triage this?

Comment 4 by e...@chromium.org, Dec 17

Cc: behdad@google.com e...@chromium.org
Owner: behdad@chromium.org
►

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