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Issue metadata

Status: Assigned
Owner:
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug


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Integer-overflow in blink::operator+

Project Member Reported by ClusterFuzz, Apr 11 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5109884216147968

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::operator+
  blink::LocalDOMWindow::resizeBy
  resizeByMethod
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=549059:549062

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5109884216147968

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Apr 11 2018

Components: Blink>Internals Platform
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, Apr 11 2018

Labels: Test-Predator-Auto-Owner
Owner: tkent@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/238613f2364a704efa82a4e252f6c2058d7b1924 (Fix build on case-sensitive file systems after the Great Blink mv.).

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 tkent@chromium.org, Apr 11 2018

Components: -Platform -Blink>Internals Blink>WindowDialog
Labels: Test-Predator-Wrong-CLs
Owner: ----
Status: Untriaged (was: Assigned)
Cc: stakayama@google.com
Labels: M-67 Test-Predator-Wrong
Owner: haraken@chromium.org
Status: Assigned (was: Untriaged)
Predator and CL could not provide any possible suspects.
Using the code search for the file, “local_dom_window.cc” assigning to concern owner from GIT blame.
Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/06a6739f10dd81842f4a54509f34519a4f769fa0

haraken@ -- Could you please look into this issue, as we were unable to assign to stakayama@.

Thank You.

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