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Issue 837608 link

Starred by 2 users
Status: Duplicate
Merged: issue 837471
Owner: ----
Closed: Apr 2018
Cc:
wangxianzhu@chromium.org
ifratric@google.com
kkaluri@chromium.org
vmp...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in blink::IntPoint::Move

Project Member Reported by ClusterFuzz, Apr 27 2018 
Detailed report: https://clusterfuzz.com/testcase?key=5538385251532800

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

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::IntPoint::Move
  blink::operator+=
  blink::EmbeddedContentPainter::PaintContents
  
Sanitizer: undefined (UBSAN)

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

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5538385251532800

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Apr 27 2018

Components: Blink>Paint 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.

Comment 2 by kkaluri@chromium.org, Apr 30 2018

Cc: wangxianzhu@chromium.org kkaluri@chromium.org
Labels: M-67 Test-Predator-Wrong
Mergedinto: 837471
Status: Duplicate (was: Untriaged)
This looks similar to  Issue 837471 , hence merging into it
Please undo it, if it not the case
Project Member

Comment 3 by ClusterFuzz, Nov 13 

ClusterFuzz has detected this issue as fixed in range 607493:607495.

Detailed report: https://clusterfuzz.com/testcase?key=5538385251532800

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

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::IntPoint::Move
  blink::operator+=
  blink::EmbeddedContentPainter::PaintContents
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=549059:549062
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=607493:607495

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5538385251532800

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.
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