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Issue metadata

Status: Duplicate
Merged: issue 651156
Owner:
Closed: Oct 2016
Components:
EstimatedDays: ----
NextAction: ----
OS: All
Pri: 2
Type: Bug-Security



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Heap-buffer-overflow in _cmsDupMem

Project Member Reported by ClusterFuzz, Oct 8 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4712953360416768

Fuzzer: afl_pdf_codec_icc_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 16
Crash Address: 0x603000000388
Crash State:
  _cmsDupMem
  MatrixElemDup
  cmsStageDup
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=422996:423075

Minimized Testcase (0.18 Kb): https://cluster-fuzz.appspot.com/download/AMIfv97JBpHXqM0qqJqGiWhY9-TpAbIVFeGAG6K6doupIiG4A9Pfn-Krp7hjJoN4oAPJPzBhv811vR55DdaX7SCbUyjDZaVGR9o8btYRdUOctWEjTfGWUl8rFeqM6k53vHZmxn7FjjIQ2xAEp28g1ailAnniac8AFA?testcase_id=4712953360416768

Issue filed automatically.

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

Comment 1 by sheriffbot@chromium.org, Oct 8 2016

Labels: M-55
Project Member

Comment 2 by sheriffbot@chromium.org, Oct 8 2016

Labels: ReleaseBlock-Beta
This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it.

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

Comment 3 by sheriffbot@chromium.org, Oct 8 2016

Labels: Pri-1

Comment 4 by tsepez@chromium.org, Oct 10 2016

Components: Internals>Plugins>PDF
Labels: -OS-Linux -Pri-1 OS-All Pri-2
Owner: dsinclair@chromium.org
Status: Assigned (was: Untriaged)
Probably not a regression, just a fuzzer coming into existence in a specific version.
Mergedinto: 651156
Status: Duplicate (was: Assigned)
Project Member

Comment 6 by ClusterFuzz, Oct 12 2016

ClusterFuzz has detected this issue as fixed in range 424417:424467.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4712953360416768

Fuzzer: afl_pdf_codec_icc_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 16
Crash Address: 0x603000000388
Crash State:
  _cmsDupMem
  MatrixElemDup
  cmsStageDup
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=422996:423075
Fixed: https://cluster-fuzz.appspot.com/revisions?job=afl_chrome_asan&range=424417:424467

Minimized Testcase (0.18 Kb): https://cluster-fuzz.appspot.com/download/AMIfv97JBpHXqM0qqJqGiWhY9-TpAbIVFeGAG6K6doupIiG4A9Pfn-Krp7hjJoN4oAPJPzBhv811vR55DdaX7SCbUyjDZaVGR9o8btYRdUOctWEjTfGWUl8rFeqM6k53vHZmxn7FjjIQ2xAEp28g1ailAnniac8AFA?testcase_id=4712953360416768

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 sheriffbot@chromium.org, Jan 18 2017

Labels: -Restrict-View-SecurityTeam 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

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