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Issue metadata

Status: Verified
Owner:
Closed: Aug 2016
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in content::BrowserPluginEmbedder::OnAttach

Project Member Reported by ClusterFuzz, Jul 16 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5818575340437504

Fuzzer: ipc_fuzzer_gen
Job Type: linux_asan_chrome_ipc
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  content::BrowserPluginEmbedder::OnAttach
  bool IPC::MessageT<BrowserPluginHostMsg_Attach_Meta, std::__1::tuple<int, Browse
  content::BrowserPluginEmbedder::OnMessageReceived
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_ipc&range=399984:400026

Minimized Testcase (0.10 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96EeZaBi33y7t_9K8uIcVvSKSEEqmR7y_PZ-mAb2mEiC9IDG051rFaA7-ZFjuUs4yemaRClX89jHCrHpbii3YT7ATYV0_OYTb7oDE-89QEupT6ocb7rN39-z0E8l2D_HpGeXxKpqYe6HcTDUORmMe48QFP7EQ?testcase_id=5818575340437504

Filer: thestig

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: fsam...@chromium.org creis@chromium.org lazyboy@chromium.org
Cc: -fsam...@chromium.org
Labels: M-54 findit-for-crash
Owner: fsam...@chromium.org
Status: Assigned (was: Available)
Suspected CLs	No CL in the regression range changes the crashed files. The result is the blame information.

Author: fsamuel
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/986f59179731e7970d99d9e8d1a7de43719c73bc
Time: Wed Aug 27 01:11:30 2014
The CL last changed line 168 of file browser_plugin_embedder.cc, which is stack frame 0.

Author: tzik
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/55e3e4d3c52bf99bd8a710e55b1dcccea5e3acc6
Time: Tue Mar 08 05:47:44 2016
The CL last changed line 40 of file ipc_message_templates.h, which is stack frame 1.

Author: mdempsky
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/8a5190449d48e06efa581390426dfa3bb6750f4c
Time: Tue Feb 09 05:41:47 2016
The CL last changed line 51 of file ipc_message_templates.h, which is stack frame 2.

Author: mdempsky
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/8a5190449d48e06efa581390426dfa3bb6750f4c
Time: Tue Feb 09 05:41:47 2016
The CL last changed line 121 of file ipc_message_templates.h, which is stack frame 3.

Author: fsamuel@chromium.org
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/c453807747fc1dfb6d6829fa431fbf7a913ad5bd
Time: Mon Mar 18 02:17:55 2013
The CL last changed line 129 of file browser_plugin_embedder.cc, which is stack frame 4.

Author: fsamuel
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/833ee7ced817effed9202b9cfddf85b067cf0edf
Time: Fri Feb 13 23:40:40 2015
The CL last changed line 3788 of file web_contents_impl.cc, which is stack frame 5.

Author: fsamuel@chromium.org
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/c453807747fc1dfb6d6829fa431fbf7a913ad5bd
Time: Mon Mar 18 02:17:55 2013
The CL last changed line 714 of file web_contents_impl.cc, which is stack frame 6.

Suspected Project: chromium
Suspected Component: Internals>Core

Possible suspect : https://chromium.googlesource.com/chromium/src//+/986f59179731e7970d99d9e8d1a7de43719c73bc

Please reassign if this is not related to your change.
Owner: wjmaclean@chromium.org
Project Member

Comment 4 by ClusterFuzz, Aug 10 2016

ClusterFuzz has detected this issue as fixed in range 410634:410757.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5818575340437504

Fuzzer: ipc_fuzzer_gen
Job Type: linux_asan_chrome_ipc
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000000
Crash State:
  content::BrowserPluginEmbedder::OnAttach
  bool IPC::MessageT<BrowserPluginHostMsg_Attach_Meta, std::__1::tuple<int, Browse
  content::BrowserPluginEmbedder::OnMessageReceived
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_ipc&range=399984:400026
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_ipc&range=410634:410757

Minimized Testcase (0.10 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96EeZaBi33y7t_9K8uIcVvSKSEEqmR7y_PZ-mAb2mEiC9IDG051rFaA7-ZFjuUs4yemaRClX89jHCrHpbii3YT7ATYV0_OYTb7oDE-89QEupT6ocb7rN39-z0E8l2D_HpGeXxKpqYe6HcTDUORmMe48QFP7EQ?testcase_id=5818575340437504

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 5 by ClusterFuzz, Aug 10 2016

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

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

Comment 6 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

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

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