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CVE-2026-89959 s390/vfio-ap: Fix control domain removal in vfio_ap_mdev_cfg_remove

🗓️ 16 Sep 2026 10:32:41Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Wrong bitmap function in s390/vfio-ap lets KVM guest remove unplugged control domains.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89959
16 Sep 202610:32
cve
euvd
EUVD
EUVD-2026-80559
16 Sep 202610:32
euvd
nvd
NVD
CVE-2026-89959
16 Sep 202611:17
nvd
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/s390/crypto/vfio_ap_ops.c"
    ],
    "versions": [
      {
        "version": "eeb386aeb5b7c8d2dae6a3ba49255d8a97803182",
        "lessThan": "12871a4269f139221c9fde9ea3eb69c9228f59d4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eeb386aeb5b7c8d2dae6a3ba49255d8a97803182",
        "lessThan": "02e72909453dee2f8a09f78819f9a9cb902dfbdc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eeb386aeb5b7c8d2dae6a3ba49255d8a97803182",
        "lessThan": "4bffadde7fc49b00493fb78c6376f958998d4b8c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eeb386aeb5b7c8d2dae6a3ba49255d8a97803182",
        "lessThan": "f7d66afc34bc6e833c8ebe56973afec35f473bc1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eeb386aeb5b7c8d2dae6a3ba49255d8a97803182",
        "lessThan": "2ff68bf414de167bc138e6e211ee1ad3ab3c5052",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eeb386aeb5b7c8d2dae6a3ba49255d8a97803182",
        "lessThan": "6b8a02e216f6b520cc029e43ddc83956605135d5",
        "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/crypto/vfio_ap_ops.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.5",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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