{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "91dc4a197569230683ca8bad551e655a4bf14c30"
            },
            {
              "fixed": "dbf2ae34d2f1390a9fc1abf3dce7f809e022caae"
            },
            {
              "fixed": "3000367a512b1283ca52230bf21f8c91dfbec45b"
            },
            {
              "fixed": "cdc7b73d0c5a9cd6360b4f8c36eae23b02097e4c"
            },
            {
              "fixed": "e156c70c505c6c9adce3b7be5a82025f00544709"
            },
            {
              "fixed": "3453a993a3f14c1684560ecf26585046976f6ac6"
            },
            {
              "fixed": "86cdfd061509bcde84f3145f7221ba64e3e53b1f"
            },
            {
              "fixed": "96b8e09b09539f252a5eeea6baebd93c2e3779bd"
            },
            {
              "fixed": "9973026f572db6b67570cadc30942f3014e41079"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.3.0"
            },
            {
              "fixed": "5.10.265"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.216"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.183"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.151"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.103"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.44"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80679.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/dasd: Fix potential NULL pointer dereference\n\ndasd_release_space() checks the implementation of the is_ese()\ndiscipline function before calling it to determine if a given device is\nan ESE DASD.\n\nThe current usage of the logical AND operator will lead to a NULL\npointer dereference as the function is called even if the function\npointer is NULL.\n\nFix this by using the logical OR operator.",
  "id": "CVE-2026-80679",
  "modified": "2026-08-30T03:30:14.399446487Z",
  "published": "2026-08-28T06:52:47.682Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3000367a512b1283ca52230bf21f8c91dfbec45b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3453a993a3f14c1684560ecf26585046976f6ac6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/86cdfd061509bcde84f3145f7221ba64e3e53b1f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/96b8e09b09539f252a5eeea6baebd93c2e3779bd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9973026f572db6b67570cadc30942f3014e41079"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cdc7b73d0c5a9cd6360b4f8c36eae23b02097e4c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dbf2ae34d2f1390a9fc1abf3dce7f809e022caae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e156c70c505c6c9adce3b7be5a82025f00544709"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80679.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80679"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "s390/dasd: Fix potential NULL pointer dereference"
}