A use after free issue was addressed with improved memory management.
Created webkit2gtk3 tracking bugs for this issue:
Affects: fedora-all [bug 1986899]
According to WebKitGTK upstream advisory, this issue was fixed upstream in version 2.28.0. The webkitgtk4 packages in Red Hat Enterprise Linux 6 and webkit2gtk3 packages in Red Hat Enterprise Linux 8 were previously updated to fixed upstream versions via the following errata:
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):