GHSA-MFVV-MGF6-Q25R

Vulnerability from github – Published: 2025-04-21 03:30 – Updated: 2025-04-21 21:55
VLAI?
Summary
GoBGP crashes in the flowspec parser
Details

An issue was discovered in GoBGP before 3.35.0. An attacker can cause a crash in the pkg/packet/bgp/bgp.go flowspec parser by sending fewer than 20 bytes in a certain context.

Severity ?
6.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
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{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c 3.35.0"
      },
      "package": {
        "ecosystem": "Go",
        "name": "github.com/osrg/gobgp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/osrg/gobgp/v3"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.35.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-43972"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1284"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-04-21T21:55:33Z",
    "nvd_published_at": "2025-04-21T01:15:45Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in GoBGP before 3.35.0. An attacker can cause a crash in the pkg/packet/bgp/bgp.go flowspec parser by sending fewer than 20 bytes in a certain context.",
  "id": "GHSA-mfvv-mgf6-q25r",
  "modified": "2025-04-21T21:55:34Z",
  "published": "2025-04-21T03:30:19Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-43972"
    },
    {
      "type": "WEB",
      "url": "https://github.com/osrg/gobgp/commit/ca7383f450f7b296c5389feceef2467de5ab6e5a"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/osrg/gobgp"
    },
    {
      "type": "WEB",
      "url": "https://github.com/osrg/gobgp/compare/v3.34.0...v3.35.0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "GoBGP crashes in the flowspec parser"
}


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