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Issue metadata

Status: Duplicate
Merged: issue 641452
Owner: ----
Closed: Oct 2016
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in sfntly::HorizontalHeaderTable::Builder::NumberOfHMetrics

Project Member Reported by ClusterFuzz, Oct 25 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4753544914927616

Fuzzer: libfuzzer_radamsa_sfntly_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  sfntly::HorizontalHeaderTable::Builder::NumberOfHMetrics
  sfntly::Font::Builder::InterRelateBuilders
  sfntly::Font::Builder::BuildAllTableBuilders
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=427286:427301

Minimized Testcase (0.92 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95Uc-PQA9RZNweL4ZyOc6vhjBH0qrTN5VXpuE7gVHVlpojk3l1hNfEDjmE_7TDoDhunc0lIrZPWLaT5XxDXhtzz7JB3kknTL38j6uh9MjpFp2mQcwy_WtBC-NRC7UfYOQqasLLtFz1-lB9w8cBK6E8Sg2Dqzg?testcase_id=4753544914927616

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 
Mergedinto: 641452
Status: Duplicate (was: Untriaged)
Project Member

Comment 2 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

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

Comment 3 by ClusterFuzz, Mar 8 2017

ClusterFuzz has detected this issue as fixed in range 455109:455254.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4753544914927616

Fuzzer: libfuzzer_radamsa_sfntly_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  sfntly::HorizontalHeaderTable::Builder::NumberOfHMetrics
  sfntly::Font::Builder::InterRelateBuilders
  sfntly::Font::Builder::BuildAllTableBuilders
  
Sanitizer: address (ASAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=427286:427301
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=455109:455254

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv94JiTOHcVFHFEKTq1Ozlnb5HvffDV5ci6OzYtVTIj7VXUoRUaoUUymPWF6orD7_r1AZjE5jJODHxRBYQq6-Z_R64uj-tfOAZats9gFXOOsTaWTZgJoDPWKc2w79GtiQm1HKEouJ3K96TaK6BINraMziPVX4_eoMU6tZ24MfF7QgNtzDeWvq0ThkA3ih-T5Cr8kvSSy3SmLpUzjMd9Mq07J3TbJGKlxdKgRI3z1pzNq520vAsx4svEhrwytaP7GHEmfWmwFirz_FsK868TMz0ZAVRhXDXD90vsB6cYb9IbfYgiHfooCtqbuT70SRHwoxdRdcPGtSVrdkXftoU0jC08DQknz6jRRFlP6LuTfHabkMb2utpq4?testcase_id=4753544914927616


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.

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