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Issue metadata

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



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Integer-overflow in blink::Element::synchronizeAttribute

Project Member Reported by ClusterFuzz, Nov 24 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6382738828689408

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::Element::synchronizeAttribute
  blink::Element::setAttribute
  blink::Element::setIntegralAttribute
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=434043:434111

Minimized Testcase (0.70 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94qZ6_NXfjWe3DNSbhAV2EFYRv_tMkhlNco-LcRB0QkYNBfLP5rGoZfynjmJlpRgCco_c9-yZB9jPrRS-lSox_VyItYIOch1QhdzpEdvx2-KyVgwmpFEDbPs4I1dfC16JcbnkWhb3sOKkCKJtA9E-w2AuCekQ?testcase_id=6382738828689408

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 28 2016

ClusterFuzz has detected this issue as fixed in range 434488:434587.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6382738828689408

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::Element::synchronizeAttribute
  blink::Element::setAttribute
  blink::Element::setIntegralAttribute
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=434043:434111
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=434488:434587

Minimized Testcase (0.70 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94qZ6_NXfjWe3DNSbhAV2EFYRv_tMkhlNco-LcRB0QkYNBfLP5rGoZfynjmJlpRgCco_c9-yZB9jPrRS-lSox_VyItYIOch1QhdzpEdvx2-KyVgwmpFEDbPs4I1dfC16JcbnkWhb3sOKkCKJtA9E-w2AuCekQ?testcase_id=6382738828689408

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, Nov 28 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.

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