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Issue metadata

Status: Duplicate
Merged: issue 848779
Owner:
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: ----
Type: Bug-Security



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Heap-buffer-overflow in content::SignedExchangePrologue::Parse

Project Member Reported by ClusterFuzz, Jun 6 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5888233670705152

Fuzzer: libFuzzer_signed_exchange_envelope_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 8
Crash Address: 0x603000008513
Crash State:
  content::SignedExchangePrologue::Parse
  signed_exchange_envelope_fuzzer.cc
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=563561:563577

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5888233670705152

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 6 2018

Components: Blink>Loader Internals>Core
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, Jun 6 2018

Cc: kouhei@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 3 by ClusterFuzz, Jun 6 2018

Labels: Test-Predator-Auto-Owner
Owner: ksakamoto@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/e2e9d0b71ded5408aaa0b469791fc1df4fcf1648 (Signed Exchange: Switch to b1 envelope format).

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.
Mergedinto: 848779
Status: Duplicate (was: Assigned)
This should be fixed by http://crrev.com/564428.
Project Member

Comment 5 by ClusterFuzz, Jun 7 2018

ClusterFuzz has detected this issue as fixed in range 564422:564430.

Detailed report: https://clusterfuzz.com/testcase?key=5888233670705152

Fuzzer: libFuzzer_signed_exchange_envelope_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 8
Crash Address: 0x603000008513
Crash State:
  content::SignedExchangePrologue::Parse
  signed_exchange_envelope_fuzzer.cc
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=563561:563577
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=564422:564430

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5888233670705152

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 6 by sheriffbot@chromium.org, Sep 13

Labels: -Restrict-View-SecurityTeam 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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