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Issue metadata

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



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Use-after-poison in blink::MemberBase<blink::ContentSecurityPolicy,

Project Member Reported by ClusterFuzz, Jun 16 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6038250201022464

Fuzzer: libFuzzer_content_security_policy_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Use-after-poison READ 8
Crash Address: 0x7e86cd3d3ba0
Crash State:
  blink::MemberBase<blink::ContentSecurityPolicy,
  void blink::Visitor::Trace<blink::ContentSecurityPolicy>
  blink::CSPDirectiveList::Trace
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=567206:567212

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6038250201022464

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jun 16 2018

ClusterFuzz has detected this issue as fixed in range 567552:567562.

Detailed report: https://clusterfuzz.com/testcase?key=6038250201022464

Fuzzer: libFuzzer_content_security_policy_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Use-after-poison READ 8
Crash Address: 0x7e86cd3d3ba0
Crash State:
  blink::MemberBase<blink::ContentSecurityPolicy,
  void blink::Visitor::Trace<blink::ContentSecurityPolicy>
  blink::CSPDirectiveList::Trace
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=567206:567212
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=567552:567562

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6038250201022464

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md 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 16 2018

Components: Blink>Internals Blink>MemoryAllocator>GarbageCollection
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 3 by ClusterFuzz, Jun 16 2018

Cc: jbroman@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Project Member

Comment 4 by ClusterFuzz, Jun 16 2018

Labels: Test-Predator-Auto-Owner
Owner: mlippautz@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/1ef408b10e1809223c6939c68657fa53c64e9c07 ([oilpan] Fix LargeObjectPage sizes).

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.
Project Member

Comment 5 by ClusterFuzz, Jun 16 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6038250201022464 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 6 by sheriffbot@chromium.org, Jun 16 2018

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

Comment 7 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1
Project Member

Comment 8 by sheriffbot@chromium.org, Sep 22

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

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