{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "b8b7570a7ec872f2a27b775c4f8710ca8a357adf"
            },
            {
              "fixed": "24ea0de233d9ebb5ebd6f6018eaf2084af25e3dd"
            },
            {
              "fixed": "85686c72966c5ee637893f124ddb31a1cace7bee"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.17.0"
            },
            {
              "fixed": "7.0.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64020.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: fix dma_vecs leak on p2p memory\n\nWe don't unmap P2P memory, so we don't need to track it. The dma_vec\nallocation was getting leaked on the completion.",
  "id": "CVE-2026-64020",
  "modified": "2026-08-12T03:51:23.200931827Z",
  "published": "2026-07-19T15:39:14.115Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/24ea0de233d9ebb5ebd6f6018eaf2084af25e3dd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/85686c72966c5ee637893f124ddb31a1cace7bee"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64020.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64020"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "nvme-pci: fix dma_vecs leak on p2p memory"
}