{
  "published": "2026-09-30T14:07:50Z",
  "modified": "2026-10-09T04:17:10Z",
  "schema_version": "1.7.5",
  "id": "CGA-c5fg-w3r7-rm6m",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"
    }
  ],
  "upstream": [
    "CVE-2026-76844",
    "GHSA-g84c-rxfj-3j2c",
    "GHSA-p3f5-w63m-mxph"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/76xxx/CVE-2026-76844.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-76844"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/zlib-1.3.1.2-through-1.3.2-heap-buffer-overflow-via-gz-vacate"
    },
    {
      "type": "FIX",
      "url": "https://github.com/madler/zlib/commit/df84af25dc1942490e1d1c899a07619152a46148"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/madler/zlib"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/madler/zlib/blob/v1.3.2/gzwrite.c#L393"
    },
    {
      "type": "EVIDENCE",
      "url": "https://gist.github.com/thesmartshadow/e0b9481792afb7c31e86fee1ff084490"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "gitlab-rails-ce-fips-19.0",
        "purl": "pkg:apk/chainguard/gitlab-rails-ce-fips-19.0?arch=aarch64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "19.0.9-r3"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "webpack-dev-middleware",
            "component_version": "6.1.3",
            "component_type": "npm",
            "component_location": "/srv/gitlab/storybook/yarn.lock",
            "component_purl": "pkg:npm/webpack-dev-middleware@6.1.3",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-10-09T04:17:10Z"
          }
        ]
      }
    }
  ]
}