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Issue 883215 link

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Issue metadata

Status: Verified
Owner:
Last visit > 30 days ago
Closed: Sep 13
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



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Use-after-poison in v8::internal::Variable::location

Project Member Reported by ClusterFuzz, Sep 12

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5894216860041216

Fuzzer: ochang_js_fuzzer
Job Type: linux_asan_d8
Platform Id: linux

Crash Type: Use-after-poison READ 2
Crash Address: 0x625000007df8
Crash State:
  v8::internal::Variable::location
  v8::internal::Variable::IsUnallocated
  v8::internal::Call::GetCallType
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8&range=55800:55801

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5894216860041216

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Sep 12

Components: Blink>JavaScript>Interpreter Blink>JavaScript>Language
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, Sep 12

Labels: Test-Predator-Auto-Owner
Owner: sattlerf@google.com
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/v8/v8/+/78f8ff95680c928e3842e75c59ebd17b7ed64c5c ([preparser] Refactor VariableProxies to use ThreadedLists interface).

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 3 by sheriffbot@chromium.org, Sep 12

Labels: Pri-1
Project Member

Comment 4 by ClusterFuzz, Sep 13

ClusterFuzz has detected this issue as fixed in range 55818:55819.

Detailed report: https://clusterfuzz.com/testcase?key=5894216860041216

Fuzzer: ochang_js_fuzzer
Job Type: linux_asan_d8
Platform Id: linux

Crash Type: Use-after-poison READ 2
Crash Address: 0x625000007df8
Crash State:
  v8::internal::Variable::location
  v8::internal::Variable::IsUnallocated
  v8::internal::Call::GetCallType
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_d8&range=55800:55801
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_d8&range=55818:55819

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5894216860041216

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 5 by ClusterFuzz, Sep 13

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5894216860041216 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, Sep 13

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

Comment 7 by sheriffbot@chromium.org, Dec 20

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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