virtio-vdpa: Fix cpumask memory leak in virtio_vdpa_find_vqs()

{
  "id": "68e0b2a5beacab45429938f387ded2bd8d7d5db9adc7165473070df77ab66d4b",
  "url": "https://osv.dev/vulnerability/CVE-2023-54215",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "virtio-vdpa: Fix cpumask memory leak in virtio_vdpa_find_vqs()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: virtio-vdpa: Fix cpumask memory leak in virtio_vdpa_find_vqs() Free the cpumask allocated by create_affinity_masks() before returning from the function.",
    "evidence": "osv:CVE-2023-54215",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.4.12",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-54215",
      "aliases": [
        "CVE-2023-54215"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "3dad56823b5332ffdbe1867b2d7b50fbacea124a"
                },
                {
                  "fixed": "fa450621efab58121fe8e57f7a7b80fee6e0bae1"
                },
                {
                  "fixed": "df9557046440b0a62250fee3169a8f6a139f55a6"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54215.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.4.0"
                },
                {
                  "fixed": "6.4.12"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54215.json"
          }
        }
      ],
      "modified": "2026-10-30T02:30:55.661118402Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/df9557046440b0a62250fee3169a8f6a139f55a6",
        "https://git.kernel.org/stable/c/fa450621efab58121fe8e57f7a7b80fee6e0bae1",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54215.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-54215",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54215.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-54215",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 492576,
  "published_at": "2025-12-30T12:11:12.063+00:00"
}