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Issue metadata

Status: Verified
Owner:
Closed: May 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 2
Type: Bug-Security



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Heap-use-after-free in Probe

Project Member Reported by ClusterFuzz, May 26 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6180744379760640

Fuzzer: afl_pdf_codec_jbig2_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-use-after-free READ 1
Crash Address: 0x604000000960
Crash State:
  Probe
  ~CFX_UnownedPtr
  CJBig2_GRDProc::~CJBig2_GRDProc
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=474969:474981

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6180744379760640


Issue filed automatically.

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

Comment 1 by tsepez@chromium.org, May 26 2017

Cc: thestig@chromium.org dsinclair@chromium.org
Labels: -Security_Severity-High Security_Severity-Low
Owner: tsepez@chromium.org
Status: Assigned (was: Untriaged)
Lifetime Probe => low serverity.

Comment 2 by tsepez@chromium.org, May 26 2017

Components: Internals>Plugins>PDF

Comment 4 by tsepez@chromium.org, May 26 2017

Cc: ifratric@google.com tsepez@chromium.org
 Issue 726731  has been merged into this issue.
Project Member

Comment 5 by ClusterFuzz, May 26 2017

Labels: OS-Mac
Project Member

Comment 6 by ClusterFuzz, May 27 2017

ClusterFuzz has detected this issue as fixed in range 475089:475157.

Detailed report: https://clusterfuzz.com/testcase?key=6180744379760640

Fuzzer: afl_pdf_codec_jbig2_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-use-after-free READ 1
Crash Address: 0x604000000960
Crash State:
  Probe
  ~CFX_UnownedPtr
  CJBig2_GRDProc::~CJBig2_GRDProc
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=474969:474981
Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=475089:475157

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6180744379760640


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 7 by ClusterFuzz, May 27 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6070866634080256 is verified as fixed, so closing issue.

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

Comment 8 by sheriffbot@chromium.org, May 27 2017

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 9 by sheriffbot@chromium.org, Sep 2 2017

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
Project Member

Comment 10 by sheriffbot@chromium.org, Jul 28

Labels: Pri-2

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