WID-SEC-W-2026-1367

Vulnerability from csaf_certbund - Published: 2026-05-05 22:00 - Updated: 2026-06-16 22:00
Summary
Red Hat Advanced Cluster Management und Multicluster engine for Kubernetes: Schwachstelle ermöglicht Codeausführung oder DoS
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution.
Angriff: Ein entfernter, authentisierter Angreifer kann eine Schwachstelle Red Hat Advanced Cluster Management und Multicluster engine for Kubernetes ausnutzen, um beliebigen Programmcode auszuführen oder einen Denial-of-Service-Zustand zu verursachen.
Betroffene Betriebssysteme: - Linux - Sonstiges
CVE-2026-29063
Affected products
Product Identifier Version Remediation
Red Hat Enterprise Linux Multicluster engine for Kubernetes v2.11.0
Red Hat / Enterprise Linux
 cpe:/o:redhat:enterprise_linux:multicluster_engine_for_kubernetes_v2.11.0 Multicluster engine for Kubernetes v2.11.0
Red Hat OpenShift Container Platform <4.20.24
Red Hat / OpenShift
 Container Platform <4.20.24
Red Hat Enterprise Linux
Red Hat / Enterprise Linux
 cpe:/o:redhat:enterprise_linux:- —
IBM QRadar SIEM
IBM
 cpe:/a:ibm:qradar_siem:- —
Red Hat Enterprise Linux Advanced Cluster Management for Kubernetes v2.16.1
Red Hat / Enterprise Linux
 cpe:/o:redhat:enterprise_linux:advanced_cluster_management_for_kubernetes_v2.16.1 Advanced Cluster Management for Kubernetes v2.16.1
Red Hat OpenShift Container Platform <4.19.32
Red Hat / OpenShift
 Container Platform <4.19.32
Red Hat OpenShift Container Platform <4.18.43
Red Hat / OpenShift
 Container Platform <4.18.43
Red Hat OpenShift Pipelines <1.20.5
Red Hat / OpenShift
 Pipelines <1.20.5
Red Hat OpenShift Container Platform <4.17.54
Red Hat / OpenShift
 Container Platform <4.17.54
Red Hat OpenShift Container Platform release 4.21.17
Red Hat / OpenShift
 cpe:/a:redhat:openshift:container_platform_release_4.21.17 Container Platform release 4.21.17
Red Hat OpenShift Container Platform <4.16.63
Red Hat / OpenShift
 Container Platform <4.16.63
IBM DB2
IBM
 cpe:/a:ibm:db2:- —
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Red Hat Enterprise Linux (RHEL) ist eine popul\u00e4re Linux-Distribution.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, authentisierter Angreifer kann eine Schwachstelle Red Hat Advanced Cluster Management und Multicluster engine for Kubernetes ausnutzen, um beliebigen Programmcode auszuf\u00fchren  oder einen Denial-of-Service-Zustand zu verursachen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Sonstiges",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-1367 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1367.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-1367 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1367"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:13847 vom 2026-05-05",
        "url": "https://access.redhat.com/errata/RHSA-2026:13847"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:13853 vom 2026-05-05",
        "url": "https://access.redhat.com/errata/RHSA-2026:13853"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:16535 vom 2026-05-13",
        "url": "https://access.redhat.com/errata/RHSA-2026:16535"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7273312 vom 2026-05-18",
        "url": "https://www.ibm.com/support/pages/node/7273312"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:19410 vom 2026-05-20",
        "url": "https://access.redhat.com/errata/RHSA-2026:19410"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:19375 vom 2026-05-20",
        "url": "https://access.redhat.com/errata/RHSA-2026:19375"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:19712 vom 2026-05-21",
        "url": "https://access.redhat.com/errata/RHSA-2026:19712"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:17598 vom 2026-05-20",
        "url": "https://access.redhat.com/errata/RHSA-2026:17598"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:20034 vom 2026-05-26",
        "url": "https://access.redhat.com/errata/RHSA-2026:20034"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:20041 vom 2026-05-27",
        "url": "https://access.redhat.com/errata/RHSA-2026:20041"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:21931 vom 2026-05-29",
        "url": "https://access.redhat.com/errata/RHSA-2026:21931"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:20088 vom 2026-05-29",
        "url": "https://access.redhat.com/errata/RHSA-2026:20088"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7274746 vom 2026-06-01",
        "url": "https://www.ibm.com/support/pages/node/7274746"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:22465 vom 2026-06-02",
        "url": "https://access.redhat.com/errata/RHSA-2026:22465"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:21703 vom 2026-06-03",
        "url": "https://access.redhat.com/errata/RHSA-2026:21703"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:21658 vom 2026-06-03",
        "url": "https://access.redhat.com/errata/RHSA-2026:21658"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:24473 vom 2026-06-08",
        "url": "https://access.redhat.com/errata/RHSA-2026:24473"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:24977 vom 2026-06-10",
        "url": "https://access.redhat.com/errata/RHSA-2026:24977"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:23246 vom 2026-06-10",
        "url": "https://access.redhat.com/errata/RHSA-2026:23246"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:26232 vom 2026-06-16",
        "url": "https://access.redhat.com/errata/RHSA-2026:26232"
      }
    ],
    "source_lang": "en-US",
    "title": "Red Hat Advanced Cluster Management und Multicluster engine for Kubernetes: Schwachstelle erm\u00f6glicht Codeausf\u00fchrung oder DoS",
    "tracking": {
      "current_release_date": "2026-06-16T22:00:00.000+00:00",
      "generator": {
        "date": "2026-06-17T08:49:54.384+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-1367",
      "initial_release_date": "2026-05-05T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-05-05T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-05-12T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-05-18T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2026-05-19T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-05-20T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-05-25T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-05-27T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-05-28T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-06-01T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2026-06-02T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-06-04T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-06-08T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-06-09T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2026-06-16T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "14"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "IBM DB2",
            "product": {
              "name": "IBM DB2",
              "product_id": "T048379",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:db2:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "IBM QRadar SIEM",
            "product": {
              "name": "IBM QRadar SIEM",
              "product_id": "T021415",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:qradar_siem:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux",
                "product": {
                  "name": "Red Hat Enterprise Linux",
                  "product_id": "67646",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:-"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "Advanced Cluster Management for Kubernetes v2.16.1",
                "product": {
                  "name": "Red Hat Enterprise Linux Advanced Cluster Management for Kubernetes v2.16.1",
                  "product_id": "T053549",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:advanced_cluster_management_for_kubernetes_v2.16.1"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "Multicluster engine for Kubernetes v2.11.0",
                "product": {
                  "name": "Red Hat Enterprise Linux Multicluster engine for Kubernetes v2.11.0",
                  "product_id": "T053550",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:multicluster_engine_for_kubernetes_v2.11.0"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Enterprise Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "Container Platform \u003c4.17.54",
                "product": {
                  "name": "Red Hat OpenShift Container Platform \u003c4.17.54",
                  "product_id": "T054403"
                }
              },
              {
                "category": "product_version",
                "name": "Container Platform 4.17.54",
                "product": {
                  "name": "Red Hat OpenShift Container Platform 4.17.54",
                  "product_id": "T054403-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform__4.17.54"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "Container Platform release 4.21.17",
                "product": {
                  "name": "Red Hat OpenShift Container Platform release 4.21.17",
                  "product_id": "T054688",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform_release_4.21.17"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Container Platform \u003c4.19.32",
                "product": {
                  "name": "Red Hat OpenShift Container Platform \u003c4.19.32",
                  "product_id": "T054748"
                }
              },
              {
                "category": "product_version",
                "name": "Container Platform 4.19.32",
                "product": {
                  "name": "Red Hat OpenShift Container Platform 4.19.32",
                  "product_id": "T054748-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform__4.19.32"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Container Platform \u003c4.16.63",
                "product": {
                  "name": "Red Hat OpenShift Container Platform \u003c4.16.63",
                  "product_id": "T054875"
                }
              },
              {
                "category": "product_version",
                "name": "Container Platform 4.16.63",
                "product": {
                  "name": "Red Hat OpenShift Container Platform 4.16.63",
                  "product_id": "T054875-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform__4.16.63"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Pipelines \u003c1.20.5",
                "product": {
                  "name": "Red Hat OpenShift Pipelines \u003c1.20.5",
                  "product_id": "T054877"
                }
              },
              {
                "category": "product_version",
                "name": "Pipelines 1.20.5",
                "product": {
                  "name": "Red Hat OpenShift Pipelines 1.20.5",
                  "product_id": "T054877-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:pipelines__1.20.5"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Container Platform \u003c4.18.43",
                "product": {
                  "name": "Red Hat OpenShift Container Platform \u003c4.18.43",
                  "product_id": "T054988"
                }
              },
              {
                "category": "product_version",
                "name": "Container Platform 4.18.43",
                "product": {
                  "name": "Red Hat OpenShift Container Platform 4.18.43",
                  "product_id": "T054988-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform__4.18.43"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Container Platform \u003c4.20.24",
                "product": {
                  "name": "Red Hat OpenShift Container Platform \u003c4.20.24",
                  "product_id": "T054991"
                }
              },
              {
                "category": "product_version",
                "name": "Container Platform 4.20.24",
                "product": {
                  "name": "Red Hat OpenShift Container Platform 4.20.24",
                  "product_id": "T054991-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:container_platform__4.20.24"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "OpenShift"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-29063",
      "product_status": {
        "known_affected": [
          "T053550",
          "T054991",
          "67646",
          "T021415",
          "T053549",
          "T054748",
          "T054988",
          "T054877",
          "T054403",
          "T054688",
          "T054875",
          "T048379"
        ]
      },
      "release_date": "2026-05-05T22:00:00.000+00:00",
      "title": "CVE-2026-29063"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.