New issue
Advanced search Search tips

Issue 855600 link

Starred by 1 user

Issue metadata

Status: Verified
Owner:
Closed: Jun 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



Sign in to add a comment

Integer-overflow in position_cluster

Project Member Reported by ClusterFuzz, Jun 22 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5412335406284800

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  position_cluster
  hb_ot_position
  hb_ot_shape_internal
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=472006:472018

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5412335406284800

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jun 22 2018

Components: Blink>Fonts
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, Jun 22 2018

Labels: Test-Predator-Auto-Owner
Owner: panicker@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/f6706c46e3ee46e567028602861da551164c1772 (Switch paint-timing runtime flag to experimental).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Project Member

Comment 3 by ClusterFuzz, Jun 24 2018

ClusterFuzz has detected this issue as fixed in range 569791:569802.

Detailed report: https://clusterfuzz.com/testcase?key=5412335406284800

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  position_cluster
  hb_ot_position
  hb_ot_shape_internal
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=472006:472018
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=569791:569802

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5412335406284800

See https://github.com/google/clusterfuzz-tools 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, Jun 24 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5412335406284800 is verified as fixed, so closing issue as verified.

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

Sign in to add a comment