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Issue metadata

Status: Verified
Owner: ----
Closed: Apr 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Mac
Pri: 1
Type: Bug-Security



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Heap-buffer-overflow in interp_lut

Project Member Reported by ClusterFuzz, Apr 23 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5219883467145216

Fuzzer: libfuzzer_skia_color_space_fuzzer
Job Type: mac_libfuzzer_chrome_asan
Platform Id: mac

Crash Type: Heap-buffer-overflow READ 4
Crash Address: 0x6140000019c8
Crash State:
  interp_lut
  table
  table_r
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=mac_libfuzzer_chrome_asan&range=465918:465939

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5219883467145216


Issue filed automatically.

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

Comment 1 by sheriffbot@chromium.org, Apr 23 2017

Labels: M-59
Project Member

Comment 2 by sheriffbot@chromium.org, Apr 23 2017

Labels: ReleaseBlock-Beta
This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 3 by sheriffbot@chromium.org, Apr 23 2017

Labels: Pri-1
Project Member

Comment 4 by sheriffbot@chromium.org, Apr 24 2017

Labels: -Security_Impact-Head Security_Impact-Beta
Components: Infra>Client>V8
Components: -Infra>Client>V8 Blink>JavaScript
Project Member

Comment 7 by ClusterFuzz, Apr 25 2017

ClusterFuzz has detected this issue as fixed in range 465939:466777.

Detailed report: https://clusterfuzz.com/testcase?key=5219883467145216

Fuzzer: libfuzzer_skia_color_space_fuzzer
Job Type: mac_libfuzzer_chrome_asan
Platform Id: mac

Crash Type: Heap-buffer-overflow READ 4
Crash Address: 0x6140000019c8
Crash State:
  interp_lut
  table
  table_r
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=mac_libfuzzer_chrome_asan&range=465918:465939
Fixed: https://clusterfuzz.com/revisions?job=mac_libfuzzer_chrome_asan&range=465939:466777

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5219883467145216


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

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Components: -Blink>JavaScript Internals>Skia
Not a V8 issue.
Project Member

Comment 9 by ClusterFuzz, Apr 25 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5219883467145216 is verified as fixed, so closing issue.

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

Comment 10 by sheriffbot@chromium.org, Apr 25 2017

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Labels: -M-59 M-60
Labels: -ReleaseBlock-Beta
Project Member

Comment 13 by sheriffbot@chromium.org, Aug 1 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

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