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Issue metadata

Status: Verified
Owner:
Closed: Dec 2016
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Float-cast-overflow in blink::MediaControls::updateCurrentTimeDisplay

Project Member Reported by ClusterFuzz, Dec 20 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6213119782420480

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::MediaControls::updateCurrentTimeDisplay
  blink::MediaControls::reset
  blink::HTMLMediaElement::invokeResourceSelectionAlgorithm
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085

Minimized Testcase (20.91 Kb): https://cluster-fuzz.appspot.com/download/AMIfv97J4u39bDZn3M9kWF5FcVwmYFwXkItIECp2xhdS3swPd5BpHVBESpRDdS8OH3vwTM8Ucq7_-j6IDGxQrAvLnqtj2bTW4SDwPjSaRbejfUE1seaklF38CWir2DBwaGFQxxUoxwxK_GMeMSrjZfgJbvlf5rmXajumcoCotLxrtxcinBMuw_A?testcase_id=6213119782420480

Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Blink>Media>Controls
Labels: Test-Predator-Correct M-57
Owner: mlamouri@chromium.org
Status: Assigned (was: Untriaged)
The result is a list of CLs that change the crashed files. 

Author: mlamouri
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/a069837e9fe584243f357ca535ca0bebd0b7de85
Time: Mon Dec 05 16:43:56 2016
Files HTMLMediaElement.cpp, MediaControls.cpp are changed in this cl (and is part of stack frame #2, "blink::HTMLMediaElement::invokeResourceSelectionAlgorithm"; frame #3, "blink::HTMLMediaElement::invokeLoadAlgorithm")
Minimum distance from crash line to modified line: 3. (file: MediaControls.cpp, crashed on: 345, modified: 342).
Project Member

Comment 2 by ClusterFuzz, Dec 22 2016

ClusterFuzz has detected this issue as fixed in range 440242:440280.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6213119782420480

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::MediaControls::updateCurrentTimeDisplay
  blink::MediaControls::reset
  blink::HTMLMediaElement::invokeResourceSelectionAlgorithm
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=440242:440280

Minimized Testcase (20.91 Kb): https://cluster-fuzz.appspot.com/download/AMIfv97J4u39bDZn3M9kWF5FcVwmYFwXkItIECp2xhdS3swPd5BpHVBESpRDdS8OH3vwTM8Ucq7_-j6IDGxQrAvLnqtj2bTW4SDwPjSaRbejfUE1seaklF38CWir2DBwaGFQxxUoxwxK_GMeMSrjZfgJbvlf5rmXajumcoCotLxrtxcinBMuw_A?testcase_id=6213119782420480

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 3 by ClusterFuzz, Dec 22 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6213119782420480 is verified as fixed, so closing issue.

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

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