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Issue 629916 link

Starred by 1 user
Status: Duplicate
Merged: issue 629932
Owner:
█ le...@chromium.org
Last visit > 30 days ago
Closed: Jul 2016
Cc:
█ mummare...@chromium.org
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Integer-overflow in blink::LayoutBlockFlow::LayoutBlockFlowRareData::negativeMarginAfterDefault

Project Member Reported by ClusterFuzz, Jul 20 2016 
Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5849794769846272

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::LayoutBlockFlow::LayoutBlockFlowRareData::negativeMarginAfterDefault
  blink::LayoutBlockFlow::collapsedMarginAfter
  blink::LayoutBox::computeLogicalHeight
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=370022:370027

Minimized Testcase (0.14 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94K5Mq2XhghbGUX-vVE6h3vFrDtnRRlyBCUnGDOq3gIoodS-a2SjKbkt1sCzcDwxsbZpH_D2gYP6_4wGljRoPe7F_UUh9Oe-Cw50S16qp-ATKCf9byreF0z9zX0kuScOj9oJdKCvf2k9_WsOU-71gZkWoJEFQ?testcase_id=5849794769846272
<body id=tCF1><style>
.c8 { min-height: 114cm;61)); margin-bottom: calc(11% - 4294967295px);</style><script>
tCF1.classList.add("c8");
</script>


Additional requirements: Requires HTTP

Filer: mummareddy

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

Comment 1 by mummare...@chromium.org, Jul 20 2016

Components: Tools>Test>FindIt>WrongResult
Labels: Te-Logged
Owner: le...@chromium.org
Status: Assigned (was: Available)
From findit tool:

Author: leviw
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/b66c49fa179e76970cc9cf4500fee1f9f0ff2cb8
Time: Thu Mar 03 01:30:11 2016
The CL last changed line 2503 of file LayoutBox.cpp, which is stack frame 4.

Comment 2 by mummare...@chromium.org, Jul 20 2016

Labels: M-52

Comment 3 by mummare...@chromium.org, Jul 20 2016

Mergedinto: 629932
Status: Duplicate (was: Assigned)
Project Member

Comment 4 by ClusterFuzz, Jul 22 2016 

ClusterFuzz has detected this issue as fixed in range 406657:406809.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5849794769846272

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  blink::LayoutBlockFlow::LayoutBlockFlowRareData::negativeMarginAfterDefault
  blink::LayoutBlockFlow::collapsedMarginAfter
  blink::LayoutBox::computeLogicalHeight
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=370022:370027
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=406657:406809

Minimized Testcase (0.14 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94K5Mq2XhghbGUX-vVE6h3vFrDtnRRlyBCUnGDOq3gIoodS-a2SjKbkt1sCzcDwxsbZpH_D2gYP6_4wGljRoPe7F_UUh9Oe-Cw50S16qp-ATKCf9byreF0z9zX0kuScOj9oJdKCvf2k9_WsOU-71gZkWoJEFQ?testcase_id=5849794769846272
<body id=tCF1><style>
.c8 { min-height: 114cm;61)); margin-bottom: calc(11% - 4294967295px);</style><script>
tCF1.classList.add("c8");
</script>


Additional requirements: Requires HTTP

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.

Comment 5 by kateso...@chromium.org, Oct 18 2016

Components: -Tools>Test>FindIt>WrongResult
Labels: Test-Predator-Wrong
Project Member

Comment 6 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
►

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