Security advisory

{
  "id": "6b8c4b43ff453b1d5c38de8871254c181c0113cf2fcf197be60fd18ca93d9b35",
  "url": "https://osv.dev/vulnerability/CVE-2022-23094",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-23094",
    "summary": "Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.",
    "evidence": "osv:CVE-2022-23094",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-23094",
      "aliases": [
        "CVE-2022-23094"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/libreswan/libreswan",
              "type": "GIT",
              "events": [
                {
                  "introduced": "89eab903b8447af72293271f42b14cb30bd69dac"
                },
                {
                  "fixed": "5cb4ea71800792204de69a9f546ca6a41f377bf3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.2"
                      },
                      {
                        "fixed": "4.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.5",
            "v4.4",
            "v4.3",
            "v4.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-23094.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.923465928Z",
      "provider": "osv",
      "references": [
        "https://libreswan.org/security/CVE-2022-23094",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23094.json",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-23094",
        "https://www.debian.org/security/2022/dsa-5048",
        "https://github.com/libreswan/libreswan/issues/585"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23094.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-23094",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 507496,
  "published_at": "2022-01-15T01:37:32+00:00"
}