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Issue metadata

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



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Heap-use-after-free in blink::TimerBase::getTimerTaskRunner

Project Member Reported by ClusterFuzz, Sep 1 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5936107323916288

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x615000002600
Crash State:
  blink::TimerBase::getTimerTaskRunner
  blink::SuspendableTimer::SuspendableTimer
  blink::DOMTimer::DOMTimer
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=413421:413430

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv94AWUOF6vrJj-HzDMGCEF1JmGqK3ndkztzwrwFrHRunkjqKRxJT6HQUMnoLlCi52lsABMVTotdvIZ41rezaITJoFb3OTeQgMH5teVEaGaYk_g24_M0UHIydWdIUPNsbikPs-SCN2iarlZk6j6fFxIXf39zubA?testcase_id=5936107323916288


Additional requirements: Requires Gestures

Issue filed automatically.

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

Comment 1 by sheriffbot@chromium.org, Sep 1 2016

Labels: M-54
Project Member

Comment 2 by sheriffbot@chromium.org, Sep 1 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, Sep 1 2016

Labels: Pri-1

Comment 4 by vakh@chromium.org, Sep 1 2016

Cc: haraken@chromium.org
Components: Blink>DOM
Owner: dcheng@chromium.org
Status: Assigned (was: Untriaged)
dcheng@ -- the stackfraes point to this CL: https://chromium.googlesource.com/chromium/src/+/c6dbdbb5994554bcb90de049a61a1ae1c73d13cd

Can you please take a look? Thanks.
Project Member

Comment 5 by sheriffbot@chromium.org, Sep 2 2016

Labels: -Security_Impact-Head Security_Impact-Beta
Friendly ping, this is currently a Beta-blocker and needs to get fixed and merged as soon as feasible, as M54 is going to beta this Thursday 9/8
Project Member

Comment 7 by ClusterFuzz, Sep 6 2016

ClusterFuzz has detected this issue as fixed in range 416466:416534.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5936107323916288

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: Heap-use-after-free READ 8
Crash Address: 0x615000002600
Crash State:
  blink::TimerBase::getTimerTaskRunner
  blink::SuspendableTimer::SuspendableTimer
  blink::DOMTimer::DOMTimer
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=413421:413430
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=416466:416534

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv94AWUOF6vrJj-HzDMGCEF1JmGqK3ndkztzwrwFrHRunkjqKRxJT6HQUMnoLlCi52lsABMVTotdvIZ41rezaITJoFb3OTeQgMH5teVEaGaYk_g24_M0UHIydWdIUPNsbikPs-SCN2iarlZk6j6fFxIXf39zubA?testcase_id=5936107323916288


Additional requirements: Requires Gestures

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 8 by ClusterFuzz, Sep 6 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 9 by sheriffbot@chromium.org, Sep 6 2016

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

Comment 10 by sheriffbot@chromium.org, Dec 13 2016

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

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