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Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2017
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 2
Type: Bug-Security



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Crash in blink::LayoutBlockFlow::AppendFloatsToLastLine

Project Member Reported by ClusterFuzz, Jun 15 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4806560969916416

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: UNKNOWN READ
Crash Address: 0xe9be1880
Crash State:
  blink::LayoutBlockFlow::AppendFloatsToLastLine
  blink::LayoutBlockFlow::LayoutRunsAndFloatsInRange
  blink::LayoutBlockFlow::LayoutRunsAndFloats
  
Sanitizer: address (ASAN)

Recommended Security Severity: Low

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=443500:443512

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4806560969916416


Additional requirements: Requires Gestures

Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jun 15 2017

ClusterFuzz has detected this issue as fixed in range 479564:479572.

Detailed report: https://clusterfuzz.com/testcase?key=4806560969916416

Fuzzer: inferno_layout_test_unmodified
Job Type: windows_asan_chrome_no_sandbox
Platform Id: windows

Crash Type: UNKNOWN READ
Crash Address: 0xe9be1880
Crash State:
  blink::LayoutBlockFlow::AppendFloatsToLastLine
  blink::LayoutBlockFlow::LayoutRunsAndFloatsInRange
  blink::LayoutBlockFlow::LayoutRunsAndFloats
  
Sanitizer: address (ASAN)

Recommended Security Severity: Low

Regressed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=443500:443512
Fixed: https://clusterfuzz.com/revisions?job=windows_asan_chrome_no_sandbox&range=479564:479572

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4806560969916416


Additional requirements: Requires Gestures

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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 2 by ClusterFuzz, Jun 15 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4806560969916416 is verified as fixed, so closing issue.

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

Comment 3 by sheriffbot@chromium.org, Jun 15 2017

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

Comment 4 by sheriffbot@chromium.org, Sep 21 2017

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 5 by sheriffbot@chromium.org, Jul 28

Labels: Pri-2

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