Off-by-one Error Affecting gobgp package, versions <3.35.0-1


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-GOBGP-9788805
  • published22 Apr 2025
  • disclosed21 Apr 2025

Introduced: 21 Apr 2025

CVE-2025-43973  (opens in a new tab)
CWE-193  (opens in a new tab)

How to fix?

Upgrade Debian:unstable gobgp to version 3.35.0-1 or higher.

NVD Description

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

An issue was discovered in GoBGP before 3.35.0. pkg/packet/rtr/rtr.go does not verify that the input length corresponds to a situation in which all bytes are available for an RTR message.

CVSS Base Scores

version 3.1