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Red Hat Security Advisory 2024-0130-03

Red Hat Security Advisory 2024-0130-03
Posted Jan 11, 2024
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2024-0130-03 - An update for frr is now available for Red Hat Enterprise Linux 8. Issues addressed include an out of bounds read vulnerability.

tags | advisory
systems | linux, redhat
advisories | CVE-2023-38406
SHA-256 | 2d945885b36c29cabe5b301431db11947ee9bcf9b0d0ff7a724d7e18247195d3

Red Hat Security Advisory 2024-0130-03

Change Mirror Download


The following advisory data is extracted from:

https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_0130.json

Red Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




====================================================================
Red Hat Security Advisory

Synopsis: Moderate: frr security update
Advisory ID: RHSA-2024:0130-03
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2024:0130
Issue date: 2024-01-10
Revision: 03
CVE Names: CVE-2023-38406
====================================================================

Summary:

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 impact of Moderate. 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 supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD.

Security Fix(es):

* ffr: Flowspec overflow in bgpd/bgp_flowspec.c (CVE-2023-38406)

* ffr: Out of bounds read in bgpd/bgp_label.c (CVE-2023-38407)

* frr: crash from specially crafted MP_UNREACH_NLRI-containing BGP UPDATE message (CVE-2023-47234)

* frr: crash from malformed EOR-containing BGP UPDATE message (CVE-2023-47235)

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.


Solution:

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



CVEs:

CVE-2023-38406

References:

https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.1_release_notes/index
https://bugzilla.redhat.com/show_bug.cgi?id=2248207
https://bugzilla.redhat.com/show_bug.cgi?id=2248208
https://bugzilla.redhat.com/show_bug.cgi?id=2248526
https://bugzilla.redhat.com/show_bug.cgi?id=2248528

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