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Issue metadata

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



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Float-cast-overflow in blink::MediaControlTimeDisplayElement::FormatTime

Project Member Reported by ClusterFuzz, Oct 5

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4749931735416832

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::MediaControlTimeDisplayElement::FormatTime
  blink::MediaControlTimeDisplayElement::SetCurrentValue
  blink::MediaControlsImpl::MaybeShow
  
Sanitizer: undefined (UBSAN)

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

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4749931735416832

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Oct 5

Components: Blink>Media>Controls
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.
Cc: kkaluri@chromium.org
Labels: M-70
Owner: steimel@chromium.org
Status: Assigned (was: Untriaged)
Predator has provided 9 possible suspect CL's

1. [Media Controls] Add sizing CSS classes and refactor class calculation by steimel@chromium.org
2. [Media Controls] Only act as audio element when controls are enabled by steimel@chromium.org
3. [Media Controls] Scale controls based on video size by steimel@chromium.org
4. Media Controls: Hide overlay play button early when playback by beccahughes@chromium.org
5. Picture-in-Picture: set proper DisplayType and some cleanups. by mlamouri@chromium.org
6. CSS: Implement invalidation when partmap changes. by fergal@chromium.org
7. Rename GetWebLayer(), SetWebLayer(), PlatformLayer() to .*CcLayer() by danakj@chromium.org
8. Remove WebLayer alias, use cc::Layer type directly. by danakj@chromium.org
9. CSS: Parse partmap attribute into map in Element by fergal@chromium.org

Assigning it to steimel@ for further triage

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