rhsa-2022_4788
Vulnerability from csaf_redhat
Published
2022-05-27 19:03
Modified
2024-11-06 00:57
Summary
Red Hat Security Advisory: openvswitch2.16 security update

Notes

Topic
An update for openvswitch2.16 is now available in Fast Datapath for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fix(es): * openvswitch2.16: DPDK: Out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash (CVE-2021-3839) * openvswitch2.16: DPDK: Sending vhost-user-inflight type messages could lead to DoS (CVE-2022-0669) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
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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      ],
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2025882"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg-\u003epayload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "DPDK: out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This flaw does not affect Red Hat Ceph Storage 3 and 4 as dpdk (embedded in ceph source rpm) is not built in the packages, therefore the vulnerable code is not available in the resulting RPM and the issue cannot be exploited.",
          "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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      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3839"
        },
        {
          "category": "external",
          "summary": "RHBZ#2025882",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2025882"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3839",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3839"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3839",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3839"
        }
      ],
      "release_date": "2022-04-29T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-05-27T19:03:04+00:00",
          "details": "For details on how to apply this update, which includes the changes\ndescribed in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
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          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:4788"
        },
        {
          "category": "workaround",
          "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
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      "scores": [
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          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "DPDK: out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Cheng Jiang"
          ],
          "organization": "DPDK security team",
          "summary": "Acknowledged by upstream."
        }
      ],
      "cve": "CVE-2022-0669",
      "cwe": {
        "id": "CWE-770",
        "name": "Allocation of Resources Without Limits or Throttling"
      },
      "discovery_date": "2022-02-17T00:00:00+00:00",
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      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2055793"
        }
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      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in dpdk, which allows a malicious primary vhost-user to attach an unexpected number of fds as ancillary data to VHOST_USER_GET_INFLIGHT_FD / VHOST_USER_SET_INFLIGHT_FD messages that are not closed by the secondary vhost-user. By sending such messages continuously, the primary vhost-user exhausts available fd in the vhost-user standby process, leading to a denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "dpdk: sending vhost-user-inflight type messages could lead to DoS",
          "title": "Vulnerability summary"
        },
        {
          "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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          "8Base-Fast-Datapath:openvswitch2.16-debugsource-0:2.16.0-74.el8fdp.x86_64",
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          "8Base-Fast-Datapath:openvswitch2.16-devel-0:2.16.0-74.el8fdp.s390x",
          "8Base-Fast-Datapath:openvswitch2.16-devel-0:2.16.0-74.el8fdp.x86_64",
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          "8Base-Fast-Datapath:openvswitch2.16-test-0:2.16.0-74.el8fdp.noarch",
          "8Base-Fast-Datapath:python3-openvswitch2.16-0:2.16.0-74.el8fdp.aarch64",
          "8Base-Fast-Datapath:python3-openvswitch2.16-0:2.16.0-74.el8fdp.ppc64le",
          "8Base-Fast-Datapath:python3-openvswitch2.16-0:2.16.0-74.el8fdp.s390x",
          "8Base-Fast-Datapath:python3-openvswitch2.16-0:2.16.0-74.el8fdp.x86_64",
          "8Base-Fast-Datapath:python3-openvswitch2.16-debuginfo-0:2.16.0-74.el8fdp.aarch64",
          "8Base-Fast-Datapath:python3-openvswitch2.16-debuginfo-0:2.16.0-74.el8fdp.ppc64le",
          "8Base-Fast-Datapath:python3-openvswitch2.16-debuginfo-0:2.16.0-74.el8fdp.s390x",
          "8Base-Fast-Datapath:python3-openvswitch2.16-debuginfo-0:2.16.0-74.el8fdp.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-0669"
        },
        {
          "category": "external",
          "summary": "RHBZ#2055793",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2055793"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-0669",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-0669"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-0669",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-0669"
        }
      ],
      "release_date": "2022-04-29T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-05-27T19:03:04+00:00",
          "details": "For details on how to apply this update, which includes the changes\ndescribed in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.aarch64",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.ppc64le",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.s390x",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.src",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:4788"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.aarch64",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.ppc64le",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.s390x",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.src",
            "8Base-Fast-Datapath:openvswitch2.16-0:2.16.0-74.el8fdp.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "dpdk: sending vhost-user-inflight type messages could lead to DoS"
    }
  ]
}


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