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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::ReadableFontData::SetCheckSumRanges

Project Member Reported by ClusterFuzz, Oct 25 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5555462922829824

Fuzzer: libfuzzer_radamsa_sfntly_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000070
Crash State:
  sfntly::ReadableFontData::SetCheckSumRanges
  sfntly::FontHeaderTable::FontHeaderTable
  sfntly::FontHeaderTable::Builder::SubBuildTable
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=427286:427301

Minimized Testcase (0.79 Kb): https://cluster-fuzz.appspot.com/download/AMIfv9402DlbOdXwDaFqzcRiBqNaiSCkIIeun_2himVkbj7AE5D4LLtMDYl0wavAG1VoG0ik0ILFanqP-uWSU2ACCdbImqFK_Gk9QDFrhIy4TyaxvhwKeh5Ib3QoHkR9sC0hXPk9cH0uL1vLaNQGe3ARVwsAc_V8sg?testcase_id=5555462922829824

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 ClusterFuzz, Oct 27 2016

ClusterFuzz has detected this issue as fixed in range 427781:427848.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5555462922829824

Fuzzer: libfuzzer_radamsa_sfntly_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000070
Crash State:
  sfntly::ReadableFontData::SetCheckSumRanges
  sfntly::FontHeaderTable::FontHeaderTable
  sfntly::FontHeaderTable::Builder::SubBuildTable
  
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=427781:427848

Minimized Testcase (0.79 Kb): https://cluster-fuzz.appspot.com/download/AMIfv9402DlbOdXwDaFqzcRiBqNaiSCkIIeun_2himVkbj7AE5D4LLtMDYl0wavAG1VoG0ik0ILFanqP-uWSU2ACCdbImqFK_Gk9QDFrhIy4TyaxvhwKeh5Ib3QoHkR9sC0hXPk9cH0uL1vLaNQGe3ARVwsAc_V8sg?testcase_id=5555462922829824

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.
Project Member

Comment 3 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

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