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CVE-2026-74515 KVM: s390: pci: Reject adapter interrupt forwarding if already enabled

🗓️ 15 Aug 2026 12:27:35Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

KVM s390 PCI leaks resources when adapter interrupt forwarding ioctl is called multiple times.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74515
15 Aug 202612:27
attackerkb
cve
CVE
CVE-2026-74515
15 Aug 202600:00
cve
debiancve
Debian CVE
CVE-2026-74515
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59708
15 Aug 202612:27
euvd
nvd
NVD
CVE-2026-74515
15 Aug 202613:17
nvd
osv
OSV
DEBIAN-CVE-2026-74515
15 Aug 202613:17
osv
ptsecurity
Positive Technologies
PT-2026-72967
15 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/s390/kvm/pci.c"
    ],
    "versions": [
      {
        "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
        "lessThan": "78d9648e7e960546d5b72504a0b0358cd8bb1e9d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
        "lessThan": "6be1ff49ba81f96a6fa55915e6d920be43ac57cc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
        "lessThan": "6837f0ae85fd54cf64c8a0c7c530bba2fae0a207",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
        "lessThan": "591952b63a9f976da7d49f719f36ec826ee2a575",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
        "lessThan": "8fa01be5a6149404adb82c0979a78f6347edd3ef",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/s390/kvm/pci.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "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-rc6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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