Out-of-bounds Read Affecting frr package, versions <0:8.5.3-4.el9


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.03% (59th percentile)

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  • Snyk IDSNYK-RHEL9-FRR-12420305
  • published1 Sept 2025
  • disclosed24 Mar 2023

Introduced: 24 Mar 2023

CVE-2023-31489  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:9 frr to version 0:8.5.3-4.el9 or higher.
This issue was patched in RHSA-2024:2156.

NVD Description

Note: Versions mentioned in the description apply only to the upstream frr package and not the frr package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_capability_llgr() function.

CVSS Base Scores

version 3.1