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Issue 733519 link

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Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2017
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in FT_Vector_NormLen

Project Member Reported by ClusterFuzz, Jun 15 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5611215777955840

Fuzzer: libFuzzer_pdf_font_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  FT_Vector_NormLen
  Normalize
  Ins_SxVTL
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=472859:472915

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5611215777955840


Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jun 30 2017

ClusterFuzz has detected this issue as fixed in range 483358:483512.

Detailed report: https://clusterfuzz.com/testcase?key=5611215777955840

Fuzzer: libFuzzer_pdf_font_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  FT_Vector_NormLen
  Normalize
  Ins_SxVTL
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=472859:472915
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=483358:483512

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5611215777955840


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 2 by ClusterFuzz, Jun 30 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5611215777955840 is verified as fixed, so closing issue.

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

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