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Issue 814259 link

Starred by 2 users

Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Null-dereference READ in HasHash

Project Member Reported by ClusterFuzz, Feb 21 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4576103256293376

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

Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  HasHash
  GetHash
  GetHash
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=508786:508814

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4576103256293376

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Feb 21 2018

Components: Blink>Internals>WTF
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 yutak@chromium.org, Feb 21 2018

Components: -Blink>Internals>WTF Blink>DOM
Labels: Test-Predator-Wrong-Components
Perhaps DOM, perhaps SVG or SMIL but not WTF.

Comment 3 by rakina@chromium.org, Feb 22 2018

Labels: -Pri-1 Pri-2
Status: Available (was: Untriaged)
Deprioritizing because it's Null dereference.
Project Member

Comment 4 by ClusterFuzz, Jun 28 2018

ClusterFuzz has detected this issue as fixed in range 570731:570732.

Detailed report: https://clusterfuzz.com/testcase?key=4576103256293376

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

Crash Type: Null-dereference READ
Crash Address: 0x000000000008
Crash State:
  HasHash
  GetHash
  GetHash
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=508786:508814
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=570731:570732

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4576103256293376

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 5 by ClusterFuzz, Jun 28 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 4576103256293376 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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