SUSE-SU-2016:1998-1

Vulnerability from csaf_suse - Published: 2016-08-09 11:22 - Updated: 2016-08-09 11:22
Summary
Security update for Linux Kernel Live Patch 15 for SLE 12

Notes

Title of the patch
Security update for Linux Kernel Live Patch 15 for SLE 12
Description of the patch
This update for the Linux Kernel 3.12.60-52_54 fixes several issues. The following security bugs were fixed: - CVE-2016-4470: The key_reject_and_link function in security/keys/key.c in the Linux kernel did not ensure that a certain data structure is initialized, which allowed local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command (bsc#984764).
Patchnames
SUSE-SLE-SAP-12-2016-1170,SUSE-SLE-SERVER-12-2016-1170
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
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{
  "document": {
    "aggregate_severity": {
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      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
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    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for Linux Kernel Live Patch 15 for SLE 12",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 3.12.60-52_54 fixes several issues.\n\nThe following security bugs were fixed:\n- CVE-2016-4470: The key_reject_and_link function in security/keys/key.c in the Linux kernel did not ensure that a certain data structure is initialized, which allowed local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command (bsc#984764).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-SLE-SAP-12-2016-1170,SUSE-SLE-SERVER-12-2016-1170",
        "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": {
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      "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-2016_1998-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2016:1998-1",
        "url": "https://www.suse.com/support/update/announcement/2016/suse-su-20161998-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2016:1998-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2016-August/002185.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 984764",
        "url": "https://bugzilla.suse.com/984764"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2016-4470 page",
        "url": "https://www.suse.com/security/cve/CVE-2016-4470/"
      }
    ],
    "title": "Security update for Linux Kernel Live Patch 15 for SLE 12",
    "tracking": {
      "current_release_date": "2016-08-09T11:22:34Z",
      "generator": {
        "date": "2016-08-09T11:22:34Z",
        "engine": {
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          "version": "1"
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      },
      "id": "SUSE-SU-2016:1998-1",
      "initial_release_date": "2016-08-09T11:22:34Z",
      "revision_history": [
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          "date": "2016-08-09T11:22:34Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
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    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
                "product": {
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                  "product_id": "kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Server for SAP Applications 12",
                "product": {
                  "name": "SUSE Linux Enterprise Server for SAP Applications 12",
                  "product_id": "SUSE Linux Enterprise Server for SAP Applications 12",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sles_sap:12"
                  }
                }
              },
              {
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                  "product_id": "SUSE Linux Enterprise Server 12-LTSS",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sles-ltss:12"
                  }
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            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
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    "relationships": [
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        },
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      },
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        "full_product_name": {
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          "product_id": "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64"
        },
        "product_reference": "kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server for SAP Applications 12"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
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        },
        "product_reference": "kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 12-LTSS"
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        },
        "product_reference": "kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Server 12-LTSS"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2016-4470",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2016-4470"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "The key_reject_and_link function in security/keys/key.c in the Linux kernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Server 12-LTSS:kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
          "SUSE Linux Enterprise Server 12-LTSS:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64",
          "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
          "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2016-4470",
          "url": "https://www.suse.com/security/cve/CVE-2016-4470"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1020452 for CVE-2016-4470",
          "url": "https://bugzilla.suse.com/1020452"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 984755 for CVE-2016-4470",
          "url": "https://bugzilla.suse.com/984755"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 984764 for CVE-2016-4470",
          "url": "https://bugzilla.suse.com/984764"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 991651 for CVE-2016-4470",
          "url": "https://bugzilla.suse.com/991651"
        }
      ],
      "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 Server 12-LTSS:kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
            "SUSE Linux Enterprise Server 12-LTSS:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "products": [
            "SUSE Linux Enterprise Server 12-LTSS:kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
            "SUSE Linux Enterprise Server 12-LTSS:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-default-2-2.2.x86_64",
            "SUSE Linux Enterprise Server for SAP Applications 12:kgraft-patch-3_12_60-52_54-xen-2-2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2016-08-09T11:22:34Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2016-4470"
    }
  ]
}


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Sightings

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Nomenclature

  • 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.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.