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Red Hat Enterprise Linux 8 RHSA-2023:5219-01 Important frr Security Issue

red hat
Calendar Grey September 19, 2023
Dist Redhat Esm H88
A crucial update for frr targeting vulnerabilities and issues has been released for Red Hat Enterprise Linux 8.
An update for frr is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

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: Incorrect handling of a error in parsing of an invalid section of a BGP update can de-peer a router (CVE-2023-38802)
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.
Bug Fix(es):
* BFD crash in FRR running in MetalLB (BZ#2231829)

Topics%20covered

Topics Covered

security advisory security issue bug fix Red Hat Enterprise Linux important network protocols frr

References

https://access.redhat.com/security/cve/CVE-2023-38802 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: frr-7.5.1-7.el8_8.2.src.rpm
aarch64: frr-7.5.1-7.el8_8.2.aarch64.rpm frr-debuginfo-7.5.1-7.el8_8.2.aarch64.rpm frr-debugsource-7.5.1-7.el8_8.2.aarch64.rpm
noarch: frr-selinux-7.5.1-7.el8_8.2.noarch.rpm
ppc64le: frr-7.5.1-7.el8_8.2.ppc64le.rpm frr-debuginfo-7.5.1-7.el8_8.2.ppc64le.rpm frr-debugsource-7.5.1-7.el8_8.2.ppc64le.rpm
s390x: frr-7.5.1-7.el8_8.2.s390x.rpm frr-debuginfo-7.5.1-7.el8_8.2.s390x.rpm frr-debugsource-7.5.1-7.el8_8.2.s390x.rpm
x86_64: frr-7.5.1-7.el8_8.2.x86_64.rpm frr-debuginfo-7.5.1-7.el8_8.2.x86_64.rpm frr-debugsource-7.5.1-7.el8_8.2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:5219-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5219
Issue date: 2023-09-19

Topic

An update for frr is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue bug fix Red Hat Enterprise Linux important network protocols frr

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2230983 - CVE-2023-38802 frr: Incorrect handling of a error in parsing of an invalid section of a BGP update can de-peer a router

2231829 - BFD crash in FRR running in MetalLB [rhel-8.8.0.z]

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