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Issue metadata

Status: Verified
Owner: ----
Closed: Jul 2017
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



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Bad-cast to bssl::(anonymous namespace)::X25519KeyShare from invalid vptr;blink::EndNode<>;blink::TextIteratorAlgorithm<>::TextIteratorAlgorithm

Project Member Reported by ClusterFuzz, Jul 29 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4974161457053696

Fuzzer: bj_broddelwerk
Job Type: linux_cfi_chrome
Platform Id: linux

Crash Type: Bad-cast
Crash Address: 0xffffdd934a2df9f8
Crash State:
  Bad-cast to bssl::(anonymous namespace)::X25519KeyShare from invalid vptr
  blink::EndNode<>
  blink::TextIteratorAlgorithm<>::TextIteratorAlgorithm
  
Sanitizer: cfi (CFI)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=490626:490636

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4974161457053696


Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jul 30 2017

ClusterFuzz has detected this issue as fixed in range 490644:490645.

Detailed report: https://clusterfuzz.com/testcase?key=4974161457053696

Fuzzer: bj_broddelwerk
Job Type: linux_cfi_chrome
Platform Id: linux

Crash Type: Bad-cast
Crash Address: 0xffffdd934a2df9f8
Crash State:
  Bad-cast to bssl::(anonymous namespace)::X25519KeyShare from invalid vptr
  blink::EndNode<>
  blink::TextIteratorAlgorithm<>::TextIteratorAlgorithm
  
Sanitizer: cfi (CFI)

Recommended Security Severity: High

Regressed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=490626:490636
Fixed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=490644:490645

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4974161457053696


See https://github.com/google/clusterfuzz-tools 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, Jul 30 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4974161457053696 is verified as fixed, so closing issue as verified.

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

Comment 3 by sheriffbot@chromium.org, Jul 30 2017

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

Comment 4 by sheriffbot@chromium.org, Nov 5 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 5 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1

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