{
  "published": "2026-04-01T21:10:22Z",
  "modified": "2026-04-02T11:18:51Z",
  "schema_version": "1.7.5",
  "id": "CGA-c53j-fx2j-57cf",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
    }
  ],
  "upstream": [
    "CVE-2026-4438",
    "GHSA-935r-rfch-9mr7"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4438.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-4438"
    },
    {
      "type": "REPORT",
      "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=34015"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-082556.html"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "posix-libc-utils",
        "purl": "pkg:apk/chainguard/posix-libc-utils?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.43-r4"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "posix-libc-utils",
            "component_version": "2.43-r4",
            "component_type": "apk",
            "component_location": "/.PKGINFO",
            "component_purl": "pkg:apk/posix-libc-utils@2.43-r4",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-04-02T10:18:31Z"
          }
        ]
      }
    },
    {
      "package": {
        "ecosystem": "Wolfi",
        "name": "posix-libc-utils",
        "purl": "pkg:apk/wolfi/posix-libc-utils?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.43-r4"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "posix-libc-utils",
            "component_version": "2.43-r4",
            "component_type": "apk",
            "component_location": "/.PKGINFO",
            "component_purl": "pkg:apk/posix-libc-utils@2.43-r4",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-04-02T10:18:31Z"
          }
        ]
      }
    }
  ]
}