Frr Security Update — AlmaLinux 9 (ALSA-2026:49527)
This is a security release for AlmaLinux 9. Update the product on every affected server to the patched release — there is no workaround, and unpatched servers remain exposed until updated.
Fix-Befehle
EL8+ (AlmaLinux/CloudLinux/Rocky)
sudo dnf updateWas das unter einer SharedLicense-Lizenz bedeutet
Your SharedLicense license itself is not affected — this is a change in AlmaLinux 9 software, not in licensing. Update the product through its standard update channel. Licenses keep working through updates; nothing needs re-issuing or re-activating.
FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD.
Security Fix(es):
* frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)
Bug Fix(es) and Enhancement(s):
* Zebra is n…
Type:
security
Severity:
important
Release date:
2026-08-06
Description:
FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD.
Security Fix(es):
* frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)
Bug Fix(es) and Enhancement(s):
* Zebra is not installing the route in the kernel after flapping one of the physical link on the ocp worker node. [almalinux-9.8.z] (JIRA:AlmaLinux-152300)
* frr triggers SELinux denials when reading root’s Python site-packages directory on AlmaLinux-9 (JIRA:AlmaLinux-176258)
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.
References:
Updated packages listed below:
| Architecture | Package | Checksum |
| aarch64 | frr-8.5.3-15.el9_8.1.aarch64.rpm | 711342101cc441ecd9eec003fd01cc291c13436725e29eee5bbe71a8c01ffc10 |
| noarch | frr-selinux-8.5.3-15.el9_8.1.noarch.rpm | 28b90322fe0e517b6678a97af89552cdcd90d85a98188a067b7927be3a71f11c |
| ppc64le | frr-8.5.3-15.el9_8.1.ppc64le.rpm | dde1fba668761b65f1bb139e74c194d10b0f19c33b0f9fdaf1a2e7a02c68d7cb |
| s390x | frr-8.5.3-15.el9_8.1.s390x.rpm | e5e8b32ea1d29355245899bccf2b1a849d1d45859acc4a1532a045a7615fbc38 |
| x86_64 | frr-8.5.3-15.el9_8.1.x86_64.rpm | b0997893037d5466f9fd6d82abb443f6b82c636b1f95961a5137a49a7110748b |
Notes:
This page is generated automatically from Red Hat security data and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.
Referenzen
Sicherheitshinweise
Verwandte Warnhinweise
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