CVE-2025-40135 ipv6: use RCU in ip6_xmit()

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/ip6_output.c"
    ],
    "versions": [
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "f0a54d00d2f36de40266f47c27989853e8588656",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "f69fec6287565fdeb61f65e700a1184352306943",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "bd0905e2122e3680968cd0741966983490bf2ed3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "f7f9e924f23684b4b23cd9f976cceab24a968e34",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "9085e56501d93af9f2d7bd16f7fcfacdde47b99c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/ip6_output.c"
    ],
    "versions": [
      {
        "version": "4.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.167",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.130",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.78",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.3",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]