{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.75.0"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "82ff92fa943bad88dc7d5bfa100404de477a3608"
            }
          ],
          "repo": "https://github.com/gitoxidelabs/gitoxide",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-x862-c2wj-4mwr"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-770"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109351.json"
  },
  "details": "Gitoxide gix-pack before 0.75.0 contains an uncontrolled memory allocation vulnerability that allows remote attackers to abort the process by supplying a huge pack-header object count. Malicious remotes can serve a 12-byte pack header claiming 0xFFFFFFFF objects, forcing Tree::with_capacity to reserve hundreds of gigabytes and crash clone or fetch operations.",
  "id": "CVE-2026-109351",
  "modified": "2026-10-13T02:30:28.902898483Z",
  "published": "2026-10-12T16:05:33.808Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109351.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-x862-c2wj-4mwr"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-109351"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/gitoxide-gix-pack-before-0.75.0-denial-of-service-via-pack-header-object-count"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Gitoxide gix-pack before 0.75.0 Denial of Service via Pack Header Object Count"
}