rhba-2020_5307
Vulnerability from csaf_redhat
Published
2020-12-01 15:07
Modified
2024-09-13 09:46
Summary
Red Hat Bug Fix Advisory: openvswitch2.11 bug fix and enhancement update

Notes

Topic
An update for openvswitch2.11 is now available in Fast Datapath for Red Hat Enterprise Linux 7.
Details
Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Bug Fix(es) and Enhancement(s): * OVS build is broken due to kernel nf_conntrack_sctp.h update in RHEL-7.9 (BZ#1890095) * [20.I RHEL-7] Fast Datapath Release (BZ#1894100)
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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  "vulnerabilities": [
    {
      "cve": "CVE-2015-8011",
      "cwe": {
        "id": "CWE-120",
        "name": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)"
      },
      "discovery_date": "2020-01-28T00:00:00+00:00",
      "ids": [
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          "system_name": "Red Hat Bugzilla ID",
          "text": "1896536"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A buffer overflow was found in the lldp_decode function in daemon/protocols/lldp.c in lldpd. This flaw allows remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via vectors involving large management addresses and TLV boundaries. This threatens the system\u0027s confidentiality, integrity, and availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The lldpd package as shipped with Red Hat Enterprise Linux 8 is not affected by this flaw because it has already received the patch. The flaw affects versions before 0.8.0 and the shipped version is 1.0.1+. In addition, Red Hat Virtualization 4.3 manager appliance is out of support scope and therefore no fix for it will be delivered.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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          "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2015-8011"
        },
        {
          "category": "external",
          "summary": "RHBZ#1896536",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1896536"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2015-8011",
          "url": "https://www.cve.org/CVERecord?id=CVE-2015-8011"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2015-8011",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8011"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2015/10/16/2",
          "url": "http://www.openwall.com/lists/oss-security/2015/10/16/2"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2015/10/30/2",
          "url": "http://www.openwall.com/lists/oss-security/2015/10/30/2"
        }
      ],
      "release_date": "2015-10-15T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.\n\nFor details on how to apply this update, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
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            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.src",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.x86_64",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.x86_64",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.x86_64",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-test-0:2.11.3-77.el7fdp.noarch",
            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHBA-2020:5307"
        },
        {
          "category": "workaround",
          "details": "When the lldpd source is compiled with source fortification enabled, the flaw becomes unexploitable and will just cause a crash.",
          "product_ids": [
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            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.src",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.x86_64",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.x86_64",
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            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.x86_64",
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            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-0:2.11.3-77.el7fdp.src",
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            "7Server-RH7-Fast-Datapath:openvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.x86_64",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-devel-0:2.11.3-77.el7fdp.x86_64",
            "7Server-RH7-Fast-Datapath:openvswitch2.11-test-0:2.11.3-77.el7fdp.noarch",
            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.ppc64le",
            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.s390x",
            "7Server-RH7-Fast-Datapath:python-openvswitch2.11-0:2.11.3-77.el7fdp.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c"
    }
  ]
}


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