The following flaw was identified in the Chromium browser: same origin bypass via canvas.
Created chromium tracking bugs for this issue:
Affects: fedora-all [bug 1552502]
Affects: epel-7 [bug 1552504]
This issue has been addressed in the following products:
Red Hat Enterprise Linux 6 Supplementary
Via RHSA-2018:0484 https://access.redhat.com/errata/RHSA-2018:0484