CVE-2026-100070

🗓️ 25 Sep 2026 13:06:44Reported by LinuxType

Linux kernel netfilter nf_nat_sip rewind offset error causing potential info leak.

Reporter	Title	Published	Views	Family All 5
Cvelist	CVE-2026-100070 netfilter: nf_nat_sip: rewind offset when NAT shrinks the packet	25 Sep 202613:06	–	cvelist
Debian CVE	CVE-2026-100070	25 Sep 202613:06	–	debiancve
EUVD	EUVD-2026-87067	25 Sep 202613:06	–	euvd
NVD	CVE-2026-100070	25 Sep 202614:17	–	nvd
OSV	DEBIAN-CVE-2026-100070	25 Sep 202614:17	–	osv

Vulners

CNA

Node

linux linux_kernelRange2.6.26–5.10.270

linux linux_kernelRange5.11.0–5.15.221

linux linux_kernelRange5.16.0–6.1.188

linux linux_kernelRange6.2.0–6.6.157

linux linux_kernelRange6.7.0–6.12.110

linux linux_kernelRange6.13.0–6.18.52

linux linux_kernelRange6.19.0–7.2.6

linux linux_kernelRange7.3.0–7.3-rc1

[
  {
    "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"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/0f4d30e2e49f343fc28ba1e259fd22969b940c46
git	www.git.kernel.org/stable/c/16aecbe3036f6097c26b51b12e4c1cf207769690
git	www.git.kernel.org/stable/c/6828aca3d82717c2fda92af81c0dda642bc2b465
git	www.git.kernel.org/stable/c/c408d416618ebb8a95e3097a13f3b793ea9272ee
git	www.git.kernel.org/stable/c/810da5a63549531da78348b0a4545042d84e01e2
git	www.git.kernel.org/stable/c/2703f5ea8d85bc729f433ac09ee902084c947122
git	www.git.kernel.org/stable/c/e70d48fcf8382581162608a4a322919bfd22aef3
git	www.git.kernel.org/stable/c/668cc1c30caedc63070b10d17d5514748988a140

25 Sep 2026 14:17Current

5.7Medium risk

Vulners AI Score5.7