Home / mailings [RHSA-2023:5196-01] Important: frr security and bug fix update
Posted on 18 September 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: frr security and bug fix update
Advisory ID: RHSA-2023:5196-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5196
Issue date: 2023-09-18
CVE Names: CVE-2023-38802
=====================================================================
1. Summary:
An update for frr is now available for Red Hat Enterprise Linux 8.4
Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4
Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update
Services for SAP Solutions.
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 AUS (v.8.4) - x86_64
Red Hat Enterprise Linux AppStream E4S (v.8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream TUS (v.8.4) - aarch64, 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.
Bug Fix(es):
* BFD crash in FRR running in MetalLB (BZ#2231831)
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
2231831 - BFD crash in FRR running in MetalLB [rhel-8.4.0.z]
6. Package List:
Red Hat Enterprise Linux AppStream AUS (v.8.4):
Source:
frr-7.5-4.el8_4.4.src.rpm
x86_64:
frr-7.5-4.el8_4.4.x86_64.rpm
frr-debuginfo-7.5-4.el8_4.4.x86_64.rpm
frr-debugsource-7.5-4.el8_4.4.x86_64.rpm
Red Hat Enterprise Linux AppStream E4S (v.8.4):
Source:
frr-7.5-4.el8_4.4.src.rpm
aarch64:
frr-7.5-4.el8_4.4.aarch64.rpm
frr-debuginfo-7.5-4.el8_4.4.aarch64.rpm
frr-debugsource-7.5-4.el8_4.4.aarch64.rpm
ppc64le:
frr-7.5-4.el8_4.4.ppc64le.rpm
frr-debuginfo-7.5-4.el8_4.4.ppc64le.rpm
frr-debugsource-7.5-4.el8_4.4.ppc64le.rpm
s390x:
frr-7.5-4.el8_4.4.s390x.rpm
frr-debuginfo-7.5-4.el8_4.4.s390x.rpm
frr-debugsource-7.5-4.el8_4.4.s390x.rpm
x86_64:
frr-7.5-4.el8_4.4.x86_64.rpm
frr-debuginfo-7.5-4.el8_4.4.x86_64.rpm
frr-debugsource-7.5-4.el8_4.4.x86_64.rpm
Red Hat Enterprise Linux AppStream TUS (v.8.4):
Source:
frr-7.5-4.el8_4.4.src.rpm
aarch64:
frr-7.5-4.el8_4.4.aarch64.rpm
frr-debuginfo-7.5-4.el8_4.4.aarch64.rpm
frr-debugsource-7.5-4.el8_4.4.aarch64.rpm
ppc64le:
frr-7.5-4.el8_4.4.ppc64le.rpm
frr-debuginfo-7.5-4.el8_4.4.ppc64le.rpm
frr-debugsource-7.5-4.el8_4.4.ppc64le.rpm
s390x:
frr-7.5-4.el8_4.4.s390x.rpm
frr-debuginfo-7.5-4.el8_4.4.s390x.rpm
frr-debugsource-7.5-4.el8_4.4.s390x.rpm
x86_64:
frr-7.5-4.el8_4.4.x86_64.rpm
frr-debuginfo-7.5-4.el8_4.4.x86_64.rpm
frr-debugsource-7.5-4.el8_4.4.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.
