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Issue metadata

Status: Verified
Owner:
Closed: Aug 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



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Heap-use-after-free in FORM_DoDocumentAAction

Project Member Reported by ClusterFuzz, Aug 22 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5938081972879360

Fuzzer: tokenfuzz_pdf_april16
Job Type: linux_asan_pdfium
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x60700000b578
Crash State:
  FORM_DoDocumentAAction
  RenderPdf
  CPDF_IndirectObjectHolder::AddIndirectObject
  
Recommended Security Severity: High

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_pdfium&range=412760:412915

Minimized Testcase (14.57 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95xX772s0c_KJJmfIMh-0l2YlTgx183UKmpiYQW51fGkUqOA0shiPE3sa9bRc2ucqV810PVX0ELLqrNyoQ9svkop_1Iz0IDTWcUXMXytzc_ACBGHAkvT7i2Ih32sFu5EL8DrcFtc1FyiYZR_VgK_UZ2EG6yag?testcase_id=5938081972879360

Issue manually filed by: inferno

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Project Member

Comment 1 by ClusterFuzz, Aug 23 2016

ClusterFuzz has detected this issue as fixed in range 413455:413548.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5938081972879360

Fuzzer: tokenfuzz_pdf_april16
Job Type: linux_asan_pdfium
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x60700000b578
Crash State:
  FORM_DoDocumentAAction
  RenderPdf
  CPDF_IndirectObjectHolder::AddIndirectObject
  
Recommended Security Severity: High

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_pdfium&range=412760:412915
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_pdfium&range=413455:413548

Minimized Testcase (14.57 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95xX772s0c_KJJmfIMh-0l2YlTgx183UKmpiYQW51fGkUqOA0shiPE3sa9bRc2ucqV810PVX0ELLqrNyoQ9svkop_1Iz0IDTWcUXMXytzc_ACBGHAkvT7i2Ih32sFu5EL8DrcFtc1FyiYZR_VgK_UZ2EG6yag?testcase_id=5938081972879360

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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, Aug 23 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
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 3 by sheriffbot@chromium.org, Aug 23 2016

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify

Comment 4 by aarya@google.com, Aug 23 2016

Owner: dsinclair@chromium.org
CF is correct here, looks like the revert was https://pdfium.googlesource.com/pdfium/+/8d6c929d2605dc568beb73aab2c585622947fee2
Project Member

Comment 5 by sheriffbot@chromium.org, Nov 29 2016

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

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

Comment 7 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1

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