GitHub Advisoryadvisory · Go
GHSA-wmvj-f67g-qg4g GoBGP has an out-of-bounds read in the ParseIP6Extended function
HIGH
Official page ↗
- Aliases
- CVE-2026-37461
- Ecosystem
- Go
- Packages
- github.com/osrg/gobgp/v4
- Severity
- High
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-125
- Reviewed
- 2026-05-08
Affected packages
• Go github.com/osrg/gobgp/v4: < 4.4.0 → fixed in 4.4.0
Description
An out-of-bounds read in the ParseIP6Extended function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.
Related
Alias · CVE (1)
- CVE-2026-37461 An out-of-bounds read in the ParseIP6Extended function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers to cause a Denial of Service (DoS)… vulnerability
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-37461 advisory
- https://github.com/osrg/gobgp/commit/362cce3e325f56e7a4f792ccb9689b3bdda9e682 web
- https://github.com/osrg/gobgp/commit/9ce8936672ebc07df524da77fa4c6ae26d92be6d web
- https://github.com/osrg/gobgp package
- https://github.com/osrg/gobgp/blob/v4.3.0/pkg/packet/bgp/bgp.go web