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Issue metadata

Status: Duplicate
Owner:
Closed: Jan 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in chrome

Project Member Reported by ClusterFuzz, Jan 23 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6599030150004736

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

Crash Type: Null-dereference READ
Crash Address: 0x000000000009
Crash State:
  chrome
  blink::ImageResourceContent::ErrorOccurred
  blink::CSSImageValue::CacheImage
  
Sanitizer: cfi (CFI)

Regressed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=531059:531092

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6599030150004736

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 23 2018

Components: Blink>CSS Blink>Loader
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, Jan 23 2018

Labels: Test-Predator-Auto-Owner
Owner: japhet@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/266b4fe6f8a70199444b98207a32cffb8e8fd39a (ResourceFetcher::RequestResource() should never return nullptr).

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 japhet@chromium.org, Jan 23 2018

Mergedinto: 804829
Status: Duplicate (was: Assigned)
Fix already landed.
Project Member

Comment 4 by ClusterFuzz, Jan 24 2018

ClusterFuzz has detected this issue as fixed in range 531299:531339.

Detailed report: https://clusterfuzz.com/testcase?key=6599030150004736

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

Crash Type: Null-dereference READ
Crash Address: 0x000000000009
Crash State:
  chrome
  blink::ImageResourceContent::ErrorOccurred
  blink::CSSImageValue::CacheImage
  
Sanitizer: cfi (CFI)

Regressed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=531059:531092
Fixed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=531299:531339

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6599030150004736

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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