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Issue 629344 link

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Issue metadata

Status: Verified
Owner:
Closed: Jul 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Integer-overflow in SkIRect::makeOffset

Project Member Reported by ClusterFuzz, Jul 19 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5257520751050752

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkIRect::makeOffset
  SkDropShadowImageFilter::onFilterNodeBounds
  SkImageFilter::filterBounds
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=389555:389589

Minimized Testcase (12.98 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95SC_8UjnUXjWIM5YMZDBwUvJy40WrZuZ_0SJaEnz7HZS0VnScVLd84Iun50LtW3qJB7QELQMaGiYJoyhWkjqvZGNR6IqsHjV7IWPeKX9_TlfSw-hz4sy6jCKokS4T-eqqfXpkvsugPXHrc3V8JAOxDBwXBFw?testcase_id=5257520751050752

Filer: mummareddy

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Internals>Skia
Labels: Te-Logged M-52
Owner: robertphillips@chromium.org
Status: Assigned (was: Available)
Author: robertphillips
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/c91fd3447e1d3452d5e43e70e371896c80645b61
Time: Mon Apr 25 19:32:54 2016
File SkImageFilter.cpp is changed in this cl (and is part of stack frame #2, "SkImageFilter::filterBounds"; frame #3, "SkImageFilter::onFilterBounds"; frame #4, "SkImageFilter::filterBounds")
Minimum distance from crash line to modified line: 49. (file: SkImageFilter.cpp, crashed on: 267, modified: 316).

Suspected Project: chromium-skia
Suspected Component: Internals>Skia
Project Member

Comment 2 by ClusterFuzz, Jul 28 2016

ClusterFuzz has detected this issue as fixed in range 407167:408336.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5257520751050752

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkIRect::makeOffset
  SkDropShadowImageFilter::onFilterNodeBounds
  SkImageFilter::filterBounds
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=389555:389589
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=407167:408336

Minimized Testcase (12.98 Kb): https://cluster-fuzz.appspot.com/download/AMIfv95SC_8UjnUXjWIM5YMZDBwUvJy40WrZuZ_0SJaEnz7HZS0VnScVLd84Iun50LtW3qJB7QELQMaGiYJoyhWkjqvZGNR6IqsHjV7IWPeKX9_TlfSw-hz4sy6jCKokS4T-eqqfXpkvsugPXHrc3V8JAOxDBwXBFw?testcase_id=5257520751050752

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, Jul 28 2016

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

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

Comment 4 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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