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CVE-2026-80679 s390/dasd: Fix potential NULL pointer dereference

🗓️ 28 Aug 2026 06:52:47Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

NULL pointer dereference in Linux kernel s390/dasd dasd_release_space() via is_ese() check.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-80679
28 Aug 202606:52
cve
debiancve
Debian CVE
CVE-2026-80679
28 Aug 202606:52
debiancve
euvd
EUVD
EUVD-2026-67555
28 Aug 202606:52
euvd
nvd
NVD
CVE-2026-80679
28 Aug 202608:16
nvd
osv
OSV
DEBIAN-CVE-2026-80679
28 Aug 202608:16
osv
ptsecurity
Positive Technologies
PT-2026-82979
28 Aug 202600:00
ptsecurity
[
  {
    "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"
      }
    ]
  }
]

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