{
  "document": {
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      "text": "Moderate"
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    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright © Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
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    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "An update is now available for Red Hat build of Eclipse Vert.x.\n\nRed 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. For more information, see the CVE pages listed in the References section.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "This release of Red Hat build of Eclipse Vert.x 4.1.5 includes security updates, bug fixes, and enhancements. For more information, see the release notes listed in the References section.\n\nSecurity Fix(es):\n\n* netty-codec: Bzip2Decoder doesn't allow setting size restrictions for decompressed data (CVE-2021-37136)\n* netty-codec: SnappyFrameDecoder doesn't restrict chunk length and may buffer skippable chunks in an unnecessary way (CVE-2021-37137)\n\nFor more details about the security issues and their impact, the CVSS score, acknowledgements, and other related information, see the CVE pages listed in the References section.",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "text": "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.",
        "title": "Terms of Use"
      }
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      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
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      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2021:3959",
        "url": "https://access.redhat.com/errata/RHSA-2021:3959"
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        "summary": "2004133",
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        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2004135"
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        "summary": "https://access.redhat.com/security/updates/classification/#moderate",
        "url": "https://access.redhat.com/security/updates/classification/#moderate"
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      {
        "category": "external",
        "summary": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=catRhoar.eclipse.vertx&version=4.1.5",
        "url": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=catRhoar.eclipse.vertx&version=4.1.5"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/documentation/en-us/red_hat_build_of_eclipse_vert.x/4.1/html/release_notes_for_eclipse_vert.x_4.1/index",
        "url": "https://access.redhat.com/documentation/en-us/red_hat_build_of_eclipse_vert.x/4.1/html/release_notes_for_eclipse_vert.x_4.1/index"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3959.json"
      }
    ],
    "title": "Red Hat Security Advisory: Red Hat build of Eclipse Vert.x 4.1.5 security update",
    "tracking": {
      "current_release_date": "2026-06-28T12:35:12+00:00",
      "generator": {
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        "engine": {
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          "version": "5.2.6"
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      "id": "RHSA-2021:3959",
      "initial_release_date": "2021-11-10T16:40:33+00:00",
      "revision_history": [
        {
          "date": "2021-11-10T16:40:33+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2021-11-10T16:40:33+00:00",
          "number": "2",
          "summary": "Last updated version"
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        {
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          "number": "3",
          "summary": "Last generated version"
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      "version": "3"
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                "name": "Vert.x 4.1.5",
                "product": {
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            "name": "Red Hat OpenShift Application Runtimes"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
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  "vulnerabilities": [
    {
      "cve": "CVE-2021-37136",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2021-09-14T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2004133"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Netty's netty-codec due to size restrictions for decompressed data in the Bzip2Decoder. By sending a specially-crafted input, a remote attacker could cause a denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "netty-codec: Bzip2Decoder doesn't allow setting size restrictions for decompressed data",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "In the OpenShift Container Platform (OCP), the Hive/Presto/Hadoop components that comprise the OCP Metering stack ship the vulnerable version of netty-codec package. Since the release of OCP 4.6, the Metering product has been deprecated [1], so the affected components are marked as wontfix. This may be fixed in the future.\n\nStarting in OCP 4.7, the elasticsearch component is shipping as a part of the OpenShift Logging product (openshift-logging/elasticsearch6-rhel8). The elasticsearch component delivered in OCP 4.6 is marked as `Out of support scope` because these versions are already under Maintenance Phase of the support.\n\n[1] https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-release-notes.html#ocp-4-6-metering-operator-deprecated",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Vert.x 4.1.5"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-37136"
        },
        {
          "category": "external",
          "summary": "RHBZ#2004133",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2004133"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-37136",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-37136"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-37136",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-37136"
        },
        {
          "category": "external",
          "summary": "https://github.com/netty/netty/security/advisories/GHSA-grg4-wf29-r9vv",
          "url": "https://github.com/netty/netty/security/advisories/GHSA-grg4-wf29-r9vv"
        }
      ],
      "release_date": "2021-09-09T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-11-10T16:40:33+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Vert.x 4.1.5"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3959"
        }
      ],
      "scores": [
        {
          "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": [
            "Vert.x 4.1.5"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "netty-codec: Bzip2Decoder doesn't allow setting size restrictions for decompressed data"
    },
    {
      "cve": "CVE-2021-37137",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2021-09-14T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2004135"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the Netty's netty-codec due to unrestricted chunk lengths in the SnappyFrameDecoder. By sending a specially-crafted input, a remote attacker could cause excessive memory usage resulting in a denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "netty-codec: SnappyFrameDecoder doesn't restrict chunk length and may buffer skippable chunks in an unnecessary way",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "In OpenShift Container Platform (OCP), the Hive/Presto/Hadoop components that comprise the OCP Metering stack, ship the vulnerable version of netty-codec package.\nSince the release of OCP 4.6, the Metering product has been deprecated [1], hence the affected components are marked as wontfix.\nThis may be fixed in the future.\n\nStarting in OCP 4.7, the elasticsearch component is shipping as a part of the OpenShift Logging product (openshift-logging/elasticsearch6-rhel8). The elasticsearch component delivered in OCP 4.6 is marked as `Out of support scope` because these versions are already under Maintenance Phase of the support.\n\n[1] https://docs.openshift.com/container-platform/4.6/release_notes/ocp-4-6-release-notes.html#ocp-4-6-metering-operator-deprecated",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Vert.x 4.1.5"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-37137"
        },
        {
          "category": "external",
          "summary": "RHBZ#2004135",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2004135"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-37137",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-37137"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-37137",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-37137"
        },
        {
          "category": "external",
          "summary": "https://github.com/netty/netty/security/advisories/GHSA-grg4-wf29-r9vv",
          "url": "https://github.com/netty/netty/security/advisories/GHSA-grg4-wf29-r9vv"
        }
      ],
      "release_date": "2021-09-09T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-11-10T16:40:33+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Vert.x 4.1.5"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3959"
        }
      ],
      "scores": [
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            "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": [
            "Vert.x 4.1.5"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "netty-codec: SnappyFrameDecoder doesn't restrict chunk length and may buffer skippable chunks in an unnecessary way"
    }
  ]
}