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Issue metadata

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



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Heap-use-after-free in blink::ScrollAnchor::NotifyBeforeLayout

Project Member Reported by ClusterFuzz, Jan 4 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5638508462211072

Fuzzer: mbarbella_webcomponents
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x61300001b0c0
Crash State:
  blink::ScrollAnchor::NotifyBeforeLayout
  blink::LocalFrameView::PerformPreLayoutTasks
  blink::LocalFrameView::UpdateLayout
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=526968:526970

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5638508462211072

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 4 2018

Components: Blink>Internals Blink>Layout
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 4 2018

Labels: Test-Predator-Auto-Owner
Owner: futhark@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/4766c5012f46eed5afec44dcbc10e7365eadbc1b (Merge anonymous table boxes when appropriate.).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Cc: dgro...@chromium.org
28 regression from this one cl, we should revert.
Cc: e...@chromium.org
Reverted in https://chromium-review.googlesource.com/c/chromium/src/+/851072. ClusterFuzz should auto-close these 28 bugs tmrw. Please do add tests from these bugs before putting the CL up again for review.
Project Member

Comment 5 by ClusterFuzz, Jan 5 2018

ClusterFuzz has detected this issue as fixed in range 527017:527025.

Detailed report: https://clusterfuzz.com/testcase?key=5638508462211072

Fuzzer: mbarbella_webcomponents
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x61300001b0c0
Crash State:
  blink::ScrollAnchor::NotifyBeforeLayout
  blink::LocalFrameView::PerformPreLayoutTasks
  blink::LocalFrameView::UpdateLayout
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=526968:526970
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=527017:527025

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5638508462211072

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 6 by ClusterFuzz, Jan 5 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5638508462211072 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Project Member

Comment 7 by sheriffbot@chromium.org, Jan 5 2018

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 8 by sheriffbot@chromium.org, Apr 13 2018

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 9 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1

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