CVE-2026-64354 bpf: Validate BTF repeated field counts before expansion

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/btf.c"
    ],
    "versions": [
      {
        "version": "797d73ee232dd1833dec4824bc53a22032e97c1c",
        "lessThan": "c5ff816d5f13900c3f1f3298cfcc61339e056e56",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "797d73ee232dd1833dec4824bc53a22032e97c1c",
        "lessThan": "cd407de2ef5dc70f1970b343ffaa16186340fdfd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "797d73ee232dd1833dec4824bc53a22032e97c1c",
        "lessThan": "ff77d013b737c0f77d925e2f2c59f0cf3d76bd35",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "797d73ee232dd1833dec4824bc53a22032e97c1c",
        "lessThan": "b9452b594fd3aecbfd4aa0a6a1f741330a37dab7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6f957d972feee9b385ea3ae6530310a84e55ba71",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.11.6",
        "lessThan": "6.12",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/btf.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "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"
      }
    ]
  }
]