Moderate: frr security and bug fix update

2023-11-0700:00:00

Google

osv.dev

frrouting

bug fix

security vulnerabilities

bgp

ospfv2

ospfv3

isis

rip

pim

nhrp

pbr

eigrp

denial of service

cve

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

6.8 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.0%

JSON

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: Reachable assertion in peek_for_as4_capability function (CVE-2022-36440)
frr: denial of service by crafting a BGP OPEN message with an option of type 0xff (CVE-2022-40302)
frr: denial of service by crafting a BGP OPEN message with an option of type in bgp_open_option_parse in the bgp_open.c 0xff (CVE-2022-40318)
frr: out-of-bounds read exists in the BGP daemon of FRRouting (CVE-2022-43681)

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.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.