CVE-2022-26127

frrouting: Heap buffer overflow in frr/babeld/message.c

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Severity

Moderate

Red Hat Product Security

8.1

CVSS 3.1

Review impact separately from score.

Published · February 2, 2022

Updated · November 21, 2025

Description

A buffer overflow vulnerability exists in FRRouting through 8.1.0 due to missing a check on the input packet length in the babel_packet_examin function in babeld/message.c.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 8.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-1284 · Improper Validation of Specified Quantity in Input