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Issue metadata

Status: Verified
Owner: ----
Closed: Nov 25
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in content::RenderWidgetHostViewAura::ConvertRectToScreen

Project Member Reported by ClusterFuzz, Nov 7

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6307349561868288

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

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  content::RenderWidgetHostViewAura::ConvertRectToScreen
  content::RenderWidgetHostViewAura::GetCaretBounds
  ui::InputMethodAuraLinux::OnCaretBoundsChanged
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=539956:539959

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6307349561868288

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 7

Components: Internals>Core
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, Nov 25

ClusterFuzz has detected this issue as fixed in range 610724:610725.

Detailed report: https://clusterfuzz.com/testcase?key=6307349561868288

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

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  content::RenderWidgetHostViewAura::ConvertRectToScreen
  content::RenderWidgetHostViewAura::GetCaretBounds
  ui::InputMethodAuraLinux::OnCaretBoundsChanged
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=539956:539959
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=610724:610725

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6307349561868288

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, Nov 25

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6307349561868288 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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