New issue
Advanced search Search tips
Note: Color blocks (like or ) mean that a user may not be available. Tooltip shows the reason.

Issue 728256 link

Starred by 1 user

Issue metadata

Status: Verified
Owner:
Closed: Oct 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Mac
Pri: 1
Type: Bug



Sign in to add a comment

Null-dereference READ in blink::LayoutSliderContainer::UpdateLayout

Project Member Reported by ClusterFuzz, May 31 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6054172364636160

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000018
Crash State:
  blink::LayoutSliderContainer::UpdateLayout
  blink::LayoutBlockFlow::PositionAndLayoutOnceIfNeeded
  blink::LayoutBlockFlow::LayoutBlockChild
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=473072:473106

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6054172364636160


Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: ranjitkan@chromium.org
Labels: M-61 Test-Predator-Correct-CLs
Owner: dcheng@chromium.org
Status: Assigned (was: Untriaged)
Assigning to the concern owner from Predator results --
The result is a list of CLs that change the crashed files. 

Author: Daniel Cheng
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/ed375c02e956ef832e8ed6223435f0d78d6bdf77
Time: Tue Apr 11 18:44:52 2017
The CL last changed line 747 of file LayoutBlockFlow.cpp, which is stack frame 5.

@dcheng: Assigning to you, kindly take a look into it. Please help us to find an owner if not with respect to your change.

Thanks.!
Project Member

Comment 2 by ClusterFuzz, Aug 14 2017

Labels: OS-Windows
Project Member

Comment 3 by ClusterFuzz, Sep 16 2017

Labels: OS-Mac
Project Member

Comment 4 by ClusterFuzz, Oct 1 2017

Components: Blink>Layout
Labels: Test-Predator-AutoComponents
Automatically applying components based on information from OWNERS files. If this seems incorrect, please apply the Test-Predator-Wrong-Components label.
Cc: e...@chromium.org msrchandra@chromium.org pnangunoori@chromium.org
 Issue 769681  has been merged into this issue.
Cc: -e...@chromium.org dcheng@chromium.org
Owner: e...@chromium.org
+eae for layout triage
Project Member

Comment 7 by ClusterFuzz, Oct 3 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5692558083883008 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 8 by ClusterFuzz, Oct 4 2017

ClusterFuzz has detected this issue as fixed in range 505841:505941.

Detailed report: https://clusterfuzz.com/testcase?key=6054172364636160

Fuzzer: mbarbella_js_mutation_layout
Job Type: linux_asan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000018
Crash State:
  blink::LayoutSliderContainer::UpdateLayout
  blink::LayoutBlockFlow::PositionAndLayoutOnceIfNeeded
  blink::LayoutBlockFlow::LayoutBlockChild
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=473072:473106
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_content_shell_drt&range=505841:505941

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6054172364636160

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.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components

Sign in to add a comment