{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "c687c46e9e4527c4b4d82bc3cca58c1b08bcfb83"
            },
            {
              "fixed": "9c6f306a8140962c7284197db54b96fdb5f468d6"
            },
            {
              "fixed": "3bbbe7ae3fdada0df4157c1ffe989f92dfa8dcd6"
            },
            {
              "fixed": "d6f422b122922d1abee907d673bcc990e5f3672d"
            },
            {
              "fixed": "f2dc841d7dc9063fe9b47ced869b1271e55052ae"
            },
            {
              "fixed": "1cd927002120678bd5d23c760246639caa53040e"
            },
            {
              "fixed": "d7a076fb596c7b408ed6df74793a597990a6d860"
            },
            {
              "fixed": "178b9b570c0f75fa7e691490520328b20d19138e"
            },
            {
              "fixed": "ea6ec3343e05f7937a53eb6d7617b3abdb4abc19"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.12.0"
            },
            {
              "fixed": "5.10.258"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.142"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.92"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.34"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "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-2026-64221.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: ti-qspi: fix use-after-free after DMA setup failure\n\nThe driver falls back to PIO mode if DMA setup fails during probe.\n\nMake sure to clear the DMA channel pointer also if buffer allocation\nfails to avoid passing a pointer to the released channel to the DMA\nengine (or trying to free the channel a second time on late probe errors\nor driver unbind).\n\nThis issue was flagged by Sashiko when reviewing a devres allocation\nconversion patch.",
  "id": "CVE-2026-64221",
  "modified": "2026-08-13T03:52:07.723256318Z",
  "published": "2026-07-24T15:23:07.502Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/178b9b570c0f75fa7e691490520328b20d19138e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1cd927002120678bd5d23c760246639caa53040e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3bbbe7ae3fdada0df4157c1ffe989f92dfa8dcd6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9c6f306a8140962c7284197db54b96fdb5f468d6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d6f422b122922d1abee907d673bcc990e5f3672d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d7a076fb596c7b408ed6df74793a597990a6d860"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ea6ec3343e05f7937a53eb6d7617b3abdb4abc19"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f2dc841d7dc9063fe9b47ced869b1271e55052ae"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64221.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64221"
    },
    {
      "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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "spi: ti-qspi: fix use-after-free after DMA setup failure"
}