CVE-2026-46322 tun: free page on build_skb failure in tun_xdp_one()

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/tun.c"
    ],
    "versions": [
      {
        "version": "043d222f93ab8c76b56a3b315cd8692e35affb6c",
        "lessThan": "d16e38fac09a47bfcf98c1ad65a1bb53f94540f5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "043d222f93ab8c76b56a3b315cd8692e35affb6c",
        "lessThan": "aa308e9dbb9acb17cacdbbce9e4504f69bac8385",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "043d222f93ab8c76b56a3b315cd8692e35affb6c",
        "lessThan": "4fefc6156a162a9f50035c12091a5e5130c82c6e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "043d222f93ab8c76b56a3b315cd8692e35affb6c",
        "lessThan": "aa8963fdce667a42fb7f0bdd2909fadcab02f9a8",
        "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/net/tun.c"
    ],
    "versions": [
      {
        "version": "4.20",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.20",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.93",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.12",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1-rc6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]