New issue
Advanced search Search tips

Issue 721701 link

Starred by 1 user

Issue metadata

Status: Verified
Owner: ----
Closed: Sep 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



Sign in to add a comment

Undefined-shift in opj_tcd_dc_level_shift_decode

Project Member Reported by ClusterFuzz, May 12 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5972961965375488

Fuzzer: libfuzzer_pdf_jpx_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  opj_tcd_dc_level_shift_decode
  opj_tcd_decode_tile
  opj_j2k_decode_tile
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5972961965375488


Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 
Cc: npm@chromium.org
Components: Internals>Plugins>PDF
Status: Available (was: Untriaged)
Project Member

Comment 2 by ClusterFuzz, Sep 6 2017

ClusterFuzz has detected this issue as fixed in range 499756:499820.

Detailed report: https://clusterfuzz.com/testcase?key=5972961965375488

Fuzzer: libFuzzer_pdf_jpx_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  opj_tcd_dc_level_shift_decode
  opj_tcd_decode_tile
  opj_j2k_decode_tile
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=499756:499820

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5972961965375488

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 ClusterFuzz, Sep 6 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 5972961965375488 is verified as fixed, so closing issue as verified.

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

Sign in to add a comment