Improper Validation of Specified Quantity in Input Affecting frr package, versions <8.1-1ubuntu1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.09% (42nd percentile)

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  • Snyk IDSNYK-UBUNTU2210-FRR-3068963
  • published4 Mar 2022
  • disclosed3 Mar 2022

Introduced: 3 Mar 2022

CVE-2022-26127  (opens in a new tab)
CWE-1284  (opens in a new tab)

How to fix?

Upgrade Ubuntu:22.10 frr to version 8.1-1ubuntu1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream frr package and not the frr package as distributed by Ubuntu. See How to fix? for Ubuntu:22.10 relevant fixed versions and status.

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 Scores

version 3.1