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Issue 634821 link

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Issue metadata

Status: Verified
Owner:
Email to this user bounced
Closed: Mar 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug-Regression



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Integer-overflow in bw_square_proc

Project Member Reported by ClusterFuzz, Aug 5 2016

Issue description

Cc: ranjitkan@chromium.org
Components: Tools>Test>FindIt>CorrectResult
Labels: -Pri-1 -Type-Bug M-54 Findit-for-crash Te-Logged Pri-2 Type-Bug-Regression
Owner: reed@chromium.org
Status: Assigned (was: Untriaged)
Author: reed@android.com
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/8a1c16ff38322f0210116fa7293eb8817c7e477e
Time: Wed Dec 17 15:59:43 2008
The CL last changed line 418 of file SkDraw.cpp, which is stack frame 0.

Author: reed@android.com
Project: chromium-skia
Changelist: https://chromium.googlesource.com/skia.git/+/8a1c16ff38322f0210116fa7293eb8817c7e477e
Time: Wed Dec 17 15:59:43 2008
The CL last changed line 577 of file SkDraw.cpp, which is stack frame 1.

@reed: Assigning to you, request you to please take a look into it. Please help us to reassign to the right owner if not with respect to your change.

Thanks.!
Project Member

Comment 2 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
Project Member

Comment 3 by ClusterFuzz, Mar 8 2017

ClusterFuzz has detected this issue as fixed in range 454873:455044.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5206611788562432

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  bw_square_proc
  SkDraw::drawPoints
  SkDraw::drawPoints
  
Sanitizer: undefined (UBSAN)

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=454873:455044

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv95MzFO4tDSbXwfVL7K4yLWi55kmQIPUklMPWx8oBjp_rUnvy6mv9CjMJkR_wxySetYp0khbYC_cZPKnSSn-h6qk1bja7y0JlR_eI8-Z73oU3_G9n_04mAgMttr3k1xUsVpCaVeE8FGcDcwhP1-l81SYbot0mw?testcase_id=5206611788562432


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, Mar 8 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5206611788562432 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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