CVE-2026-64283 KVM: guest_memfd: Treat memslot binding offset+size as unsigned values

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "virt/kvm/guest_memfd.c",
      "virt/kvm/kvm_mm.h"
    ],
    "versions": [
      {
        "version": "a7800aa80ea4d5356b8474c2302812e9d4926fa6",
        "lessThan": "f3a98d5881b9bd4807f49156143565f6aabcef1e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a7800aa80ea4d5356b8474c2302812e9d4926fa6",
        "lessThan": "eba85fee7fc6cf28fec38a5bf3c378bef9a79ca6",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "virt/kvm/guest_memfd.c",
      "virt/kvm/kvm_mm.h"
    ],
    "versions": [
      {
        "version": "6.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.8",
        "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"
      }
    ]
  }
]