A reachable assertion was found in Frrouting frr-bgpd 8.3.0 in the peek_for_as4_capability function. Attackers can maliciously construct BGP open packets and send them to BGP peers running frr-bgpd, resulting in DoS.
Created frr tracking bugs for this issue:
Affects: fedora-all [bug 2184469]
This issue has been addressed in the following products:
Red Hat Enterprise Linux 9
Via RHSA-2023:6434 https://access.redhat.com/errata/RHSA-2023:6434