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Issue metadata

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



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Integer-overflow in GrSurface::WorstCaseSize

Project Member Reported by ClusterFuzz, Nov 5 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4784305235820544

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

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  GrSurface::WorstCaseSize
  GrTextureProvider::refScratchTexture
  GrContext::makeRenderTargetContext
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=429839:429929

Minimized Testcase (0.71 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96kgqtRW7zc-qJYQlgzS9xz2tLSICPdCuDsIgPWRoJpUg7NHI_9G5Dk2_GxOMCLl_U-KVgupzPeZJ5dpPRzlFSGOpwRorUII-Z7WfgPu9gSCkAUVYFxthThX-P70AMqH3XdWfkbty7T19cry7rcuDW5rvuGYQ?testcase_id=4784305235820544

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 7 2016

ClusterFuzz has detected this issue as fixed in range 430162:430165.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4784305235820544

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

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  GrSurface::WorstCaseSize
  GrTextureProvider::refScratchTexture
  GrContext::makeRenderTargetContext
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=429839:429929
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=430162:430165

Minimized Testcase (0.71 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96kgqtRW7zc-qJYQlgzS9xz2tLSICPdCuDsIgPWRoJpUg7NHI_9G5Dk2_GxOMCLl_U-KVgupzPeZJ5dpPRzlFSGOpwRorUII-Z7WfgPu9gSCkAUVYFxthThX-P70AMqH3XdWfkbty7T19cry7rcuDW5rvuGYQ?testcase_id=4784305235820544

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 2 by ClusterFuzz, Nov 7 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
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 3 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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