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Issue 605465 link

Starred by 1 user
Status: WontFix
Owner:
bashi@chromium.org
Closed: Apr 2016
Cc:
nyerramilli@chromium.org
█ ssamanoori@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Stack-overflow in SkMatrix::setConcat

Project Member Reported by ClusterFuzz, Apr 21 2016 
Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5080825690849280

Fuzzer: bj_broddelwerk
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0xff363e9c
Crash State:
  SkMatrix::setConcat
  SkPaint::TooBigToUseCache
  SkDraw::ShouldDrawTextAsPaths
  

Unminimized Testcase: https://cluster-fuzz.appspot.com/download/AMIfv97YAR96QwUjxYw2HQOVQ7Tdw7fDVOVJAqvPe8D8oP6awA7rwMFNYtQrsnMOZWu_FD75GEizP34Qv6eGA2VTzV3kOUeI2lniPCG7pw1G0yTIMdwbZ7q3rUYShegVwNd1VIqWfQc5V_latGRMADLXhHfuUVtDiY1tv5-c0uomz9k42gbYJdg


Filer: ssamanoori

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

Comment 1 by ssamanoori@chromium.org, Apr 21 2016

Components: Blink
Labels: M-50 ToolsTestsFindItNoResult Te-Logged
Owner: bashi@chromium.org
Status: Assigned (was: Available)
Through code search file 'hb-font-private.hh' suspecting the below
https://chromium.googlesource.com/chromium/src/+/55097d32fb9f0b18fe8fea1fcdb2a9c89f6698b9%5E%21/third_party/harfbuzz-ng/src/hb-font-private.hh

bashi@: Could you please look into this issue if its related to your change,else please re assign it to an appropriate dev person.

Comment 2 by yosin@chromium.org, Apr 21 2016

Components: -Blink Blink>Fonts
Half-Buzz?

Comment 3 by manoranj...@chromium.org, Apr 21 2016

Cc: nyerramilli@chromium.org
Status: WontFix (was: Assigned)
ssamanoori@, Please do not file 'Stack-overflow' issues.

Thank you!
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
Project Member

Comment 5 by ClusterFuzz, Mar 9 2017 

ClusterFuzz has detected this issue as fixed in range 455091:455392.

Detailed report: https://clusterfuzz.com/testcase?key=5080825690849280

Fuzzer: bj_broddelwerk
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0xff73cf9c
Crash State:
  void hb_ot_map_t::apply<GSUBProxy>
  hb_ot_map_t::substitute
  _hb_ot_shape
  
Sanitizer: address (ASAN)

Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=455091:455392

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv956LNfk3DqgaamTJRR9g4qjXfbA5PzQjOiT0-sJKCNh0mqCrj0XWG62ih6mHgN-QTz4LmoziHgALJF3jPdGQyiROATA4jE_5Id_lank5GuTtvSDkcPkjJ6Ja3j9da_2Y6ru41rnVpFP-BQULr12_OA3Y5bYug?testcase_id=5080825690849280


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.
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