CVE-2025-43971

7.5 highEPSS 0.6%

An issue was discovered in GoBGP before 3.35.0. pkg/packet/bgp/bgp.go allows attackers to cause a panic via a zero value for softwareVersionLen.

Severity

7.5 high

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWE: CWE-193
Published: 2025-04-21
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-7m35-vw2c-696v	Go	github.com/osrg/gobgp/v3	>=3.11.0 <3.35.0	3.35.0
GO-2025-3631	Go	github.com/osrg/gobgp	all versions	no fix published
GO-2025-3631	Go	github.com/osrg/gobgp/v3	<3.35.0	3.35.0