An update for frr is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.
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.
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.
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CVE-2023-38406: Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) CVE-2023-38407: Out-of-bounds Read (CWE-125) CVE-2023-47234 CVE-2023-47235: Uncontrolled Resource Consumption (CWE-400)
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