HighFix available
GoBGP vulnerable to a denial of service via the NEXT_HOP path attribute
An issue in GoBGP gobgpd v.4.2.0 allows a remote attacker to cause a denial of service via the NEXT_HOP path attribute.
Announced Group revision 1
Original source ↗GHSA-4p9m-8gc4-rw2h
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:GHSA-4p9m-8gc4-rw2h
github.com/osrg/gobgp/v4
Source reference: /affected/0/package/name
- Affected versions
- Not stated in this record
- Fixed versions
- 4.4.0
Source reference:
/affected/0/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "SEMVER",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.4.0"
}
]
}
],
"package": {
"name": "github.com/osrg/gobgp/v4",
"purl": "pkg:golang/github.com/osrg/gobgp/v4",
"ecosystem": "Go"
},
"database_specific": {
"source": "https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-4p9m-8gc4-rw2h/GHSA-4p9m-8gc4-rw2h.json",
"last_known_affected_version_range": "<= 4.3.0"
}
}
]- Related CVEs
- CVE-2026-30405
Source reference:
/aliases
Publisher severity
high
Source reference: /database_specific/severity
- Event
- #71642 · Revision 1
- Added to Heist Feed
- Publisher date