{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-80679",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-26T14:34:25.783Z",
        "datePublished": "2026-08-28T06:52:47.682Z",
        "dateUpdated": "2026-08-28T06:52:47.682Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-28T06:52:47.682Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/s390/block/dasd_ioctl.c"
                    ],
                    "versions": [
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "dbf2ae34d2f1390a9fc1abf3dce7f809e022caae",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "3000367a512b1283ca52230bf21f8c91dfbec45b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "cdc7b73d0c5a9cd6360b4f8c36eae23b02097e4c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "e156c70c505c6c9adce3b7be5a82025f00544709",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "3453a993a3f14c1684560ecf26585046976f6ac6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "86cdfd061509bcde84f3145f7221ba64e3e53b1f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "96b8e09b09539f252a5eeea6baebd93c2e3779bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "91dc4a197569230683ca8bad551e655a4bf14c30",
                            "lessThan": "9973026f572db6b67570cadc30942f3014e41079",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/s390/block/dasd_ioctl.c"
                    ],
                    "versions": [
                        {
                            "version": "5.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.151",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.103",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.44",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.8",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "5.10.265"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "5.15.216"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "6.1.183"
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                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "6.6.151"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "6.12.103"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "7.1.8"
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                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.3",
                                    "versionEndExcluding": "7.2"
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                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/dbf2ae34d2f1390a9fc1abf3dce7f809e022caae"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3000367a512b1283ca52230bf21f8c91dfbec45b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cdc7b73d0c5a9cd6360b4f8c36eae23b02097e4c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e156c70c505c6c9adce3b7be5a82025f00544709"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3453a993a3f14c1684560ecf26585046976f6ac6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/86cdfd061509bcde84f3145f7221ba64e3e53b1f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/96b8e09b09539f252a5eeea6baebd93c2e3779bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9973026f572db6b67570cadc30942f3014e41079"
                }
            ],
            "title": "s390/dasd: Fix potential NULL pointer dereference",
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}