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Issue metadata

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



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Integer-overflow in SkIRect::makeOutset

Project Member Reported by ClusterFuzz, Jul 21 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5563802586447872

Fuzzer: miaubiz_svg_fuzzer
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkIRect::makeOutset
  SkMorphologyImageFilter::onFilterNodeBounds
  SkImageFilter::filterBounds
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=400445:400830

Minimized Testcase (1.20 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96NDFP6v_pNZLbw3_g7elStk_y_-vfuyCcKLX2ATI1oIWDcv_-zfC0QykodgLC6kq62NhqJZqyc34F4w1ouwUBYkJTKF0JHGQ7JQYUS45JSLhpfNYSq4ofvZbi7YnV-yzPAAQspFDLjBAgRYIV_Vru974GUag?testcase_id=5563802586447872

Filer: mummareddy

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Internals>Skia
Labels: M-54 Te-Logged
Owner: senorblanco@chromium.org
Status: Assigned (was: Untriaged)
Author: senorblanco
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/e5e79840ef38ab1d3f03abcf1b2df66fb9940018
Time: Mon Mar 21 21:51:59 2016
The CL last changed line 95 of file SkMorphologyImageFilter.cpp, which is stack frame 1.

Author: senorblanco
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/e5e79840ef38ab1d3f03abcf1b2df66fb9940018
Time: Mon Mar 21 21:51:59 2016
The CL last changed line 235 of file SkImageFilter.cpp, which is stack frame 2.

Author: senorblanco
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/e5e79840ef38ab1d3f03abcf1b2df66fb9940018
Time: Mon Mar 21 21:51:59 2016
The CL last changed line 394 of file SkImageFilter.cpp, which is stack frame 3.

Author: senorblanco
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/e5e79840ef38ab1d3f03abcf1b2df66fb9940018
Time: Mon Mar 21 21:51:59 2016
The CL last changed line 236 of file SkImageFilter.cpp, which is stack frame 4.

Author: senorblanco
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/e5e79840ef38ab1d3f03abcf1b2df66fb9940018
Time: Mon Mar 21 21:51:59 2016
The CL last changed line 69 of file SkComposeImageFilter.cpp, which is stack frame 5.

Author: senorblanco
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/e5e79840ef38ab1d3f03abcf1b2df66fb9940018
Time: Mon Mar 21 21:51:59 2016
The CL last changed line 236 of file SkImageFilter.cpp, which is stack frame 6.

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

Comment 2 by ClusterFuzz, Aug 3 2016

ClusterFuzz has detected this issue as fixed in range 407167:409418.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5563802586447872

Fuzzer: miaubiz_svg_fuzzer
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  SkIRect::makeOutset
  SkMorphologyImageFilter::onFilterNodeBounds
  SkImageFilter::filterBounds
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=400445:400830
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=407167:409418

Minimized Testcase (1.20 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96NDFP6v_pNZLbw3_g7elStk_y_-vfuyCcKLX2ATI1oIWDcv_-zfC0QykodgLC6kq62NhqJZqyc34F4w1ouwUBYkJTKF0JHGQ7JQYUS45JSLhpfNYSq4ofvZbi7YnV-yzPAAQspFDLjBAgRYIV_Vru974GUag?testcase_id=5563802586447872

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, Aug 3 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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