{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "6251e3e256337a30160ef59ab1580dde4d1acd28"
            },
            {
              "fixed": "2883d65a3d9a8d9a682cdb003e6ab7fb28bb17f8"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "e59ecd4ee3a450db6cb4e4ecaa3efdd593f80056"
            },
            {
              "fixed": "1dd715ca0568e4833ed5878f49b028b449941096"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "28abd224db4a49560b452115bca3672a20e45b2f"
            },
            {
              "fixed": "b629ae7b3eddc6812d5af3614b8c1bd76d65fa75"
            },
            {
              "fixed": "3b26ceef88c110f4d188387cffa0df78657be904"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "da938aa9fc7826901921dcea225948ab21a97e45"
            },
            {
              "last_affected": "09616e25f502080ba684fc7fcf959d1376ab756d"
            },
            {
              "last_affected": "b956e48371f2ff72b76be9a829800ecec963bd45"
            },
            {
              "last_affected": "f537e3ad69609f6924a4db6b4a7f6561f5288bdd"
            },
            {
              "last_affected": "096dd8519cf2f768e9e14f224b627f7aaee1a9c5"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.12.86"
            },
            {
              "fixed": "6.12.111"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.18.27"
            },
            {
              "fixed": "6.18.53"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "5.10.258"
            },
            {
              "fixed": "5.11"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "5.15.209"
            },
            {
              "fixed": "5.16"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.1.175"
            },
            {
              "fixed": "6.2"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.6.140"
            },
            {
              "fixed": "6.7"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "7.0.4"
            },
            {
              "fixed": "7.1"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.111"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.53"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98066.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: caiaq: Fix potential double-free at error path\n\nThe fix for caiaq driver's resource management to handle the errors\ntries to release the resources in a common destructor call, but as a\nsashiko review for another patch suggested, some of the audio\nresources such as URBs have been already freed, and this may lead to a\ndouble-free.\n\nFor addressing the double-free, call the common destructor function\nfrom each place, and assure that the resource pointers get cleared.",
  "id": "CVE-2026-98066",
  "modified": "2026-09-27T03:30:23.578445886Z",
  "published": "2026-09-25T10:24:08.999Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1dd715ca0568e4833ed5878f49b028b449941096"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2883d65a3d9a8d9a682cdb003e6ab7fb28bb17f8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3b26ceef88c110f4d188387cffa0df78657be904"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b629ae7b3eddc6812d5af3614b8c1bd76d65fa75"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98066.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-98066"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "ALSA: caiaq: Fix potential double-free at error path"
}