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Issue metadata

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



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Float-cast-overflow in WebCoreDoubleToSkScalar

Project Member Reported by ClusterFuzz, Dec 16 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5654170876248064

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  WebCoreDoubleToSkScalar
  blink::affineTransformToSkMatrix
  blink::BaseRenderingContext2D::transform
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085

Minimized Testcase (0.42 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95_rE_KPtoQhTvTAa_OfoFoOluzP5zMkVlw6BRFNojcUdli_TkpxJAXVplF1jJKHb7K_4_ki2I7C18476c8CAcrIrMP1JcWjT2_eFjJJoTxom5W0PUw-_ZctKlDHXxTcTzRU11CPy0P5NufonSpix-vKkG83Q?testcase_id=5654170876248064

Issue filed automatically.

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

Comment 1 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=5654170876248064

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  WebCoreDoubleToSkScalar
  blink::affineTransformToSkMatrix
  blink::BaseRenderingContext2D::transform
  
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 (0.42 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95_rE_KPtoQhTvTAa_OfoFoOluzP5zMkVlw6BRFNojcUdli_TkpxJAXVplF1jJKHb7K_4_ki2I7C18476c8CAcrIrMP1JcWjT2_eFjJJoTxom5W0PUw-_ZctKlDHXxTcTzRU11CPy0P5NufonSpix-vKkG83Q?testcase_id=5654170876248064

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 2 by ClusterFuzz, Dec 22 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5654170876248064 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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