CVE-2026-45944 iommu/vt-d: Clear Present bit before tearing down context entry

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/iommu/intel/iommu.c",
      "drivers/iommu/intel/iommu.h",
      "drivers/iommu/intel/pasid.c"
    ],
    "versions": [
      {
        "version": "ba39592764ed20cee09aae5352e603a27bf56b0d",
        "lessThan": "d2138abc8f0a7fce4101b7229b43b06811ed083d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba39592764ed20cee09aae5352e603a27bf56b0d",
        "lessThan": "a922dbafb4a674d958d702038232d09a30daf770",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba39592764ed20cee09aae5352e603a27bf56b0d",
        "lessThan": "c1e4f1dccbe9d7656d1c6872ebeadb5992d0aaa2",
        "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/iommu/intel/iommu.c",
      "drivers/iommu/intel/iommu.h",
      "drivers/iommu/intel/pasid.c"
    ],
    "versions": [
      {
        "version": "2.6.24",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.24",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]