suse-su-2018:3881-1
Vulnerability from csaf_suse
Published
2018-11-23 16:09
Modified
2018-11-23 16:09
Summary
Security update for the Linux Kernel (Live Patch 2 for SLE 15)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 2 for SLE 15)
Description of the patch
This update for the Linux Kernel 4.12.14-25_6 fixes one issue. The following security issue was fixed: - CVE-2018-5391: Fixed a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may have caused a denial of service condition by sending specially crafted IP fragments. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size (bsc#1103098).
Patchnames
SUSE-SLE-Module-Live-Patching-15-2018-2767,SUSE-SLE-Module-Live-Patching-15-2018-2770
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

{
  "document": {
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      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
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        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 4.12.14-25_6 fixes one issue.\n\nThe following security issue was fixed:\n\n- CVE-2018-5391: Fixed a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may have caused a denial of service condition by sending specially crafted IP fragments. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size (bsc#1103098).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
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        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
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        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2018_3881-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2018:3881-1",
        "url": "https://www.suse.com/support/update/announcement/2018/suse-su-20183881-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2018:3881-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2018-November/004882.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1103098",
        "url": "https://bugzilla.suse.com/1103098"
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        "summary": "SUSE CVE CVE-2018-5391 page",
        "url": "https://www.suse.com/security/cve/CVE-2018-5391/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 2 for SLE 15)",
    "tracking": {
      "current_release_date": "2018-11-23T16:09:13Z",
      "generator": {
        "date": "2018-11-23T16:09:13Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2018:3881-1",
      "initial_release_date": "2018-11-23T16:09:13Z",
      "revision_history": [
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          "date": "2018-11-23T16:09:13Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
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    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
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                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-module-live-patching:15"
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                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
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        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
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        "full_product_name": {
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        },
        "product_reference": "kernel-livepatch-4_12_14-25_3-default-6-2.1.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15"
      },
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        },
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      },
      {
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        },
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        },
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        },
        "product_reference": "kernel-livepatch-4_12_14-25_3-default-6-2.1.ppc64le",
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      },
      {
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        "full_product_name": {
          "name": "kernel-livepatch-4_12_14-25_3-default-6-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15",
          "product_id": "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_3-default-6-2.1.x86_64"
        },
        "product_reference": "kernel-livepatch-4_12_14-25_3-default-6-2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-4_12_14-25_6-default-6-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15",
          "product_id": "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.ppc64le"
        },
        "product_reference": "kernel-livepatch-4_12_14-25_6-default-6-2.1.ppc64le",
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        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15"
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2018-5391",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2018-5391"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "The Linux kernel, versions 3.9+, is vulnerable to a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may cause a denial of service condition by sending specially crafted IP fragments. Various vulnerabilities in IP fragmentation have been discovered and fixed over the years. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size.",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_3-default-6-2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2018-5391",
          "url": "https://www.suse.com/security/cve/CVE-2018-5391"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1087082 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1087082"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1102340 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1102340"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1103097 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1103097"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1103098 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1103098"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1108654 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1108654"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1114071 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1114071"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1121102 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1121102"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1134140 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1134140"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181460 for CVE-2018-5391",
          "url": "https://bugzilla.suse.com/1181460"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_3-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_3-default-6-2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_3-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_3-default-6-2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-25_6-default-6-2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2018-11-23T16:09:13Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2018-5391"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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