RHSA-2026:24370 — Security Advisory
Red Hat Security Advisory: frr10 security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · June 8, 2026
Updated · June 28, 2026
Topic
An update for frr10 is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
FRRouting is free software that manages TCP/IP based routing protocols. It takes a multi-server and multi-threaded approach to resolve the current complexity of the Internet. FRRouting supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD. FRRouting is a fork of Quagga.
Security Fix(es):
-
frr: denial of service via crafted FlowSpec component (CVE-2026-37457)
-
frr: denial of service via crafted BGP UPDATE message (CVE-2026-37459)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.