A flaw was found in WebKitGTK. Impact: A malicious website may be able to access restricted ports on arbitrary servers. Description: A port redirection issue was addressed with additional port validation. Reference: https://webkitgtk.org/security/WSA-2021-0002.html
Created webkit2gtk3 tracking bugs for this issue: Affects: fedora-all [bug 1944341]
External References: https://webkitgtk.org/security/WSA-2021-0002.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2021:4381 https://access.redhat.com/errata/RHSA-2021:4381
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-1799