openssl-4.0-libcrypto — security advisory

{
  "id": "b8afc0e1d5bfaf12ea8ec62fe08f8c1ae87b9c6a3c158f9b3adcf0b0fe8c2add",
  "url": "https://osv.dev/vulnerability/CGA-rh2w-6gp2-4pm6",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-rh2w-6gp2-4pm6",
    "summary": "CGA-rh2w-6gp2-4pm6",
    "evidence": "osv:CGA-rh2w-6gp2-4pm6",
    "products": [
      {
        "name": {
          "value": "openssl-4.0-libcrypto",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.0.1-r0",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "openssl-4.0-libcrypto",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.0.1-r0",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CGA-rh2w-6gp2-4pm6",
      "aliases": [
        "CGA-rh2w-6gp2-4pm6"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.0.1-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl-4.0-libcrypto",
            "purl": "pkg:apk/chainguard/openssl-4.0-libcrypto?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-rh2w-6gp2-4pm6.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "openssl-4.0-libcrypto",
                "component_purl": "pkg:apk/openssl-4.0-libcrypto",
                "component_type": "apk",
                "component_version": "",
                "component_location": "/.PKGINFO",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-27T01:59:23Z"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.0.1-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl-4.0-libcrypto",
            "purl": "pkg:apk/wolfi/openssl-4.0-libcrypto?arch=x86_64",
            "ecosystem": "Wolfi"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-rh2w-6gp2-4pm6.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "openssl-4.0-libcrypto",
                "component_purl": "pkg:apk/openssl-4.0-libcrypto",
                "component_type": "apk",
                "component_version": "",
                "component_location": "/.PKGINFO",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-27T01:59:23Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-27T19:46:20.374107341Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-42766",
        "GHSA-58mv-qqmv-gqgv"
      ],
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42766.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-42766",
        "https://openssl-library.org/news/secadv/20260609.txt",
        "https://github.com/openssl/openssl/commit/056d06c1918fafbb98c1c85a02e4c47cc4e199ce",
        "https://github.com/openssl/openssl/commit/12bc26ffb3a2be728c9b86e1cae277de5b33dfa4",
        "https://github.com/openssl/openssl/commit/3ff64913615d648cfbb6a6f1cf5529ae7ea829d7",
        "https://github.com/openssl/openssl/commit/ab52d88cb5374876d59aee3c91f9e4ccce2b7ce4",
        "https://github.com/openssl/openssl/commit/da26f368732b83e40e9d356fe61c3d3aaab6d2e8"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-42766",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 486028,
  "published_at": "2026-10-27T01:59:23+00:00"
}