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Issue metadata

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



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Float-cast-overflow in blink::ListMarkerPainter::paint

Project Member Reported by ClusterFuzz, Dec 16 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6118342185451520

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::ListMarkerPainter::paint
  blink::LayoutListMarker::paint
  blink::ObjectPainter::paintAllPhasesAtomically
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085

Minimized Testcase (0.14 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv95yL3sfnM7JOgjwIqLR1ThikvxW3eQb9YVfATEUFcdRoQ0TCvwm5B_PbHHX2AJeEXaetpFfEkXTJ1Ui1X2YdB3nNfxe7cvtm3mbDO5CvSYFUXlUTuw6Uqy57e3XAvBMIg-OAGFJxqRnOoAquEqTDUnEQg69aA?testcase_id=6118342185451520
<style>
.class3, a { mso-border-left-alt: solid pink .-1pt; letter-spacing: 268435456em;</style>
<ol>
<li id="htmlvar00012" class="class3"">


Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Blink>Paint
Owner: schenney@chromium.org
Status: Assigned (was: Untriaged)
Project Member

Comment 3 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=6118342185451520

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::ListMarkerPainter::paint
  blink::LayoutListMarker::paint
  blink::ObjectPainter::paintAllPhasesAtomically
  
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 (0.14 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv95yL3sfnM7JOgjwIqLR1ThikvxW3eQb9YVfATEUFcdRoQ0TCvwm5B_PbHHX2AJeEXaetpFfEkXTJ1Ui1X2YdB3nNfxe7cvtm3mbDO5CvSYFUXlUTuw6Uqy57e3XAvBMIg-OAGFJxqRnOoAquEqTDUnEQg69aA?testcase_id=6118342185451520
<style>
.class3, a { mso-border-left-alt: solid pink .-1pt; letter-spacing: 268435456em;</style>
<ol>
<li id="htmlvar00012" class="class3"">


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 4 by ClusterFuzz, Dec 22 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6118342185451520 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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