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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::LayoutBox::absoluteContentBox

Project Member Reported by ClusterFuzz, Dec 20 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5355493330780160

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::LayoutBox::absoluteContentBox
  blink::LayoutBox::computeResourcePriority
  blink::priorityFromObserver
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085

Minimized Testcase (6.44 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94tDhGNu8TGYIsSqzVqz2H58RMH0oSP1V7gYODE3t-fk3RCqQMSEJoVgrcpYpU_8x5wWWoQI5l-6zusMfuULgbwxzugznA45DCcpOdY6Jq0OVOAcTK_hGit4mBm64eRip7WodDEcOfwSnieYjI0HHiXRfrP-g?testcase_id=5355493330780160

Issue filed automatically.

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

Author: pdr
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/616a356b1d2cc22cbbc36e093389841438280750
Time: Wed Dec 07 06:24:55 2016
Lines 1704-1711 of file LayoutBox.cpp which potentially caused crash are changed in this cl (frame #1, "blink::LayoutBox::computeResourcePriority").
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=5355493330780160

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::LayoutBox::absoluteContentBox
  blink::LayoutBox::computeResourcePriority
  blink::priorityFromObserver
  
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 (6.44 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94tDhGNu8TGYIsSqzVqz2H58RMH0oSP1V7gYODE3t-fk3RCqQMSEJoVgrcpYpU_8x5wWWoQI5l-6zusMfuULgbwxzugznA45DCcpOdY6Jq0OVOAcTK_hGit4mBm64eRip7WodDEcOfwSnieYjI0HHiXRfrP-g?testcase_id=5355493330780160

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 5355493330780160 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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