CVE-2026-100070 netfilter: nf_nat_sip: rewind offset when NAT shrinks the packet

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/netfilter/nf_nat_sip.c"
    ],
    "versions": [
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "6828aca3d82717c2fda92af81c0dda642bc2b465",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "2703f5ea8d85bc729f433ac09ee902084c947122",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "0f4d30e2e49f343fc28ba1e259fd22969b940c46",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "810da5a63549531da78348b0a4545042d84e01e2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "668cc1c30caedc63070b10d17d5514748988a140",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "e70d48fcf8382581162608a4a322919bfd22aef3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "c408d416618ebb8a95e3097a13f3b793ea9272ee",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c978cd3a937141deaf7995b849824af6dacdeae7",
        "lessThan": "16aecbe3036f6097c26b51b12e4c1cf207769690",
        "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/netfilter/nf_nat_sip.c"
    ],
    "versions": [
      {
        "version": "2.6.26",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.26",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]