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Red Hat Security Advisory
Synopsis: Important: frr security update
Advisory ID: RHSA-2023:5194-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5194
Issue date: 2023-09-18
CVE Names: CVE-2023-38802
=====================================================================
1. Summary:
An update for frr 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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux AppStream (v. 9) - aarch64, noarch, ppc64le, s390x,
x86_64
3. 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: 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.
4. 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
5. Bugs fixed (https://bugzilla.redhat.com/):
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
6. Package List:
Red Hat Enterprise Linux AppStream (v. 9):
Source:
frr-8.3.1-5.el9_2.2.src.rpm
aarch64:
frr-8.3.1-5.el9_2.2.aarch64.rpm
frr-debuginfo-8.3.1-5.el9_2.2.aarch64.rpm
frr-debugsource-8.3.1-5.el9_2.2.aarch64.rpm
noarch:
frr-selinux-8.3.1-5.el9_2.2.noarch.rpm
ppc64le:
frr-8.3.1-5.el9_2.2.ppc64le.rpm
frr-debuginfo-8.3.1-5.el9_2.2.ppc64le.rpm
frr-debugsource-8.3.1-5.el9_2.2.ppc64le.rpm
s390x:
frr-8.3.1-5.el9_2.2.s390x.rpm
frr-debuginfo-8.3.1-5.el9_2.2.s390x.rpm
frr-debugsource-8.3.1-5.el9_2.2.s390x.rpm
x86_64:
frr-8.3.1-5.el9_2.2.x86_64.rpm
frr-debuginfo-8.3.1-5.el9_2.2.x86_64.rpm
frr-debugsource-8.3.1-5.el9_2.2.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/
7. References:
https://access.redhat.com/security/cve/CVE-2023-38802
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2023 Red Hat, Inc.
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