CVE-2026-64285 KVM: SEV: Pin source page for write when adding CPUID data for SNP guest

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/x86/kvm/svm/sev.c",
      "arch/x86/kvm/vmx/tdx.c",
      "include/linux/kvm_host.h",
      "virt/kvm/guest_memfd.c"
    ],
    "versions": [
      {
        "version": "2a62345b30529e488beb6a1220577b3495933724",
        "lessThan": "dcdb476f5fc5701ec06c23efe3e3529f07ca391e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2a62345b30529e488beb6a1220577b3495933724",
        "lessThan": "f13e900599089b10113ceb36013423f0837c6792",
        "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/x86/kvm/svm/sev.c",
      "arch/x86/kvm/vmx/tdx.c",
      "include/linux/kvm_host.h",
      "virt/kvm/guest_memfd.c"
    ],
    "versions": [
      {
        "version": "7.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]