ubuntu-cve-2025-43970
Vulnerability from osv_ubuntu
Published
2025-04-21 01:15
Modified
2025-10-24 05:23
Summary
Details

An issue was discovered in GoBGP before 3.35.0. pkg/packet/mrt/mrt.go does not properly check the input length, e.g., by ensuring that there are 12 bytes or 36 bytes (depending on the address family).

Severity
4.3 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gobgpd",
            "binary_version": "1.29-1ubuntu0.1+esm1"
          },
          {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "1.29-1ubuntu0.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "gobgp",
        "purl": "pkg:deb/ubuntu/gobgp@1.29-1ubuntu0.1+esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.29-1ubuntu0.1+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.15-1",
        "1.29-1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gobgpd",
            "binary_version": "2.12.0-1ubuntu0.1~esm2"
          },
          {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "2.12.0-1ubuntu0.1~esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "gobgp",
        "purl": "pkg:deb/ubuntu/gobgp@2.12.0-1ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.12.0-1ubuntu0.1~esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.33-1",
        "2.11.0-1",
        "2.12.0-1",
        "2.12.0-1ubuntu0.1~esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gobgpd",
            "binary_version": "2.25.0-3ubuntu0.1+esm2"
          },
          {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "2.25.0-3ubuntu0.1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "gobgp",
        "purl": "pkg:deb/ubuntu/gobgp@2.25.0-3ubuntu0.1+esm2?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.25.0-3ubuntu0.1+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.25.0-2",
        "2.25.0-3",
        "2.25.0-3build1",
        "2.25.0-3ubuntu0.1",
        "2.25.0-3ubuntu0.1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "gobgpd",
            "binary_version": "3.23.0-1ubuntu0.3+esm2"
          },
          {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "3.23.0-1ubuntu0.3+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:24.04:LTS",
        "name": "gobgp",
        "purl": "pkg:deb/ubuntu/gobgp@3.23.0-1ubuntu0.3+esm2?arch=source\u0026distro=esm-apps/noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.23.0-1ubuntu0.3+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.16.0-1build1",
        "3.19.0-1",
        "3.21.0-1",
        "3.23.0-1",
        "3.23.0-1ubuntu0.1",
        "3.23.0-1ubuntu0.2",
        "3.23.0-1ubuntu0.2+esm1",
        "3.23.0-1ubuntu0.3",
        "3.23.0-1ubuntu0.3+esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "An issue was discovered in GoBGP before 3.35.0. pkg/packet/mrt/mrt.go does not properly check the input length, e.g., by ensuring that there are 12 bytes or 36 bytes (depending on the address family).",
  "id": "UBUNTU-CVE-2025-43970",
  "modified": "2025-10-24T05:23:32Z",
  "published": "2025-04-21T01:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-43970"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-43970"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/osrg/gobgp/compare/v3.34.0...v3.35.0"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7661-1"
    }
  ],
  "related": [
    "USN-7661-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-43970"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.