GHSA-3FJ5-Q6P4-25M2

Vulnerability from github – Published: 2022-04-30 00:02 – Updated: 2025-01-03 12:30
VLAI?
Details

The tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c in the Linux kernel before 4.11, and 4.9.x before 4.9.36, allows remote attackers to cause a denial of service (use-after-free and memory corruption) or possibly have unspecified other impact by leveraging the presence of xt_TCPMSS in an iptables action.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2017-18017"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-01-03T06:29:00Z",
    "severity": "CRITICAL"
  },
  "details": "The tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c in the Linux kernel before 4.11, and 4.9.x before 4.9.36, allows remote attackers to cause a denial of service (use-after-free and memory corruption) or possibly have unspecified other impact by leveraging the presence of xt_TCPMSS in an iptables action.",
  "id": "GHSA-3fj5-q6p4-25m2",
  "modified": "2025-01-03T12:30:31Z",
  "published": "2022-04-30T00:02:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18017"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/2638fd0f92d4397884fd991d8f4925cb3f081901"
    },
    {
      "type": "WEB",
      "url": "https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.36"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2018/dsa-4187"
    },
    {
      "type": "WEB",
      "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/4577-security-advisory-34"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3583-2"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3583-1"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K18352029"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20250103-0010"
    },
    {
      "type": "WEB",
      "url": "https://lkml.org/lkml/2017/4/2/13"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1739765"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1737"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1319"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1170"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1130"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:1062"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2018:0676"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2638fd0f92d4397884fd991d8f4925cb3f081901"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00008.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00013.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00015.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00038.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00047.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00030.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00067.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00070.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-03/msg00072.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2018-04/msg00014.html"
    },
    {
      "type": "WEB",
      "url": "http://patchwork.ozlabs.org/patch/746618"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/102367"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3583-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3583-2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.