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Issue metadata

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



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Null-dereference READ in base::Histogram::DeserializeInfoImpl

Project Member Reported by ClusterFuzz, Jul 20 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5313979336622080

Fuzzer: ipc_fuzzer_mut
Job Type: linux_asan_chrome_ipc
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000028
Crash State:
  base::Histogram::DeserializeInfoImpl
  base::DeserializeHistogramInfo
  base::HistogramDeltaSerialization::DeserializeAndAddSamples
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_ipc&range=488146:488166

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5313979336622080


Issue filed automatically.

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

Comment 1 by ClusterFuzz, Aug 8 2017

ClusterFuzz has detected this issue as fixed in range 492335:492340.

Detailed report: https://clusterfuzz.com/testcase?key=5313979336622080

Fuzzer: ipc_fuzzer_mut
Job Type: linux_asan_chrome_ipc
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000028
Crash State:
  base::Histogram::DeserializeInfoImpl
  base::DeserializeHistogramInfo
  base::HistogramDeltaSerialization::DeserializeAndAddSamples
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_ipc&range=488146:488166
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_ipc&range=492335:492340

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5313979336622080


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, Aug 8 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5313979336622080 is verified as fixed, so closing issue as verified.

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

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