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Issue metadata

Status: Verified
Owner:
Closed: Nov 2016
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Direct-leak in CPDF_SyntaxParser::GetObject

Project Member Reported by ClusterFuzz, Oct 19 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5314503510327296

Fuzzer: libfuzzer_pdfium_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Direct-leak
Crash Address: 
Crash State:
  CPDF_SyntaxParser::GetObject
  CPDF_Parser::ParseIndirectObjectAt
  CPDF_Parser::LoadCrossRefV5
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=395675:395769

Minimized Testcase (0.18 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95dQLcNT_nXyCBosf5RQcjS17ti4VN1741vRlua_-YGciQ7vjULs_9h0kdB60kYGL15ifZ-OMJOGvaoXrfnrS-AQKN3gzwo_zAapStLZQLLiylMHU9ZBrSRDzEO__KEd9ROmw_QzCf_XLI7UXisL2cIkTfcHQ?testcase_id=5314503510327296

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 
Owner: tsepez@chromium.org
Status: Assigned (was: Untriaged)
tsepez@ could you please look into this.please feel free to re-assigned back if needed. thanks in advance !

Comment 2 by tsepez@chromium.org, Oct 20 2016

I'm working on tightening up the ownership of CPDF_Objects, but it will take a few days since we're fighting some new crashes we've introduced.
Project Member

Comment 3 by ClusterFuzz, Nov 5 2016

ClusterFuzz has detected this issue as fixed in range 430008:430067.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5314503510327296

Fuzzer: libfuzzer_pdfium_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Direct-leak
Crash Address: 
Crash State:
  CPDF_SyntaxParser::GetObject
  CPDF_Parser::ParseIndirectObjectAt
  CPDF_Parser::LoadCrossRefV5
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=395675:395769
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=430008:430067

Minimized Testcase (0.18 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95dQLcNT_nXyCBosf5RQcjS17ti4VN1741vRlua_-YGciQ7vjULs_9h0kdB60kYGL15ifZ-OMJOGvaoXrfnrS-AQKN3gzwo_zAapStLZQLLiylMHU9ZBrSRDzEO__KEd9ROmw_QzCf_XLI7UXisL2cIkTfcHQ?testcase_id=5314503510327296

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 4 by ClusterFuzz, Nov 5 2016

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

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

Comment 5 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
Components: Internals>Plugins>PDF

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