RHSA-2026:3723

Vulnerability from csaf_redhat - Published: 2026-03-04 08:59 - Updated: 2026-03-16 12:43
Summary
Red Hat Security Advisory: Red Hat OpenShift Pipelines Release 1.15.4

Notes

Topic
The 1.15.4 GA release of Red Hat OpenShift Pipelines Operator.. For more details see [product documentation](https://docs.redhat.com/en/documentation/red_hat_openshift_pipelines).
Details
The 1.15.4 release of Red Hat OpenShift Pipelines Operator.
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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        "text": "The 1.15.4 GA release of Red Hat OpenShift Pipelines Operator..\nFor more details see [product documentation](https://docs.redhat.com/en/documentation/red_hat_openshift_pipelines).",
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        "name": "Asymmetric Resource Consumption (Amplification)"
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      "discovery_date": "2025-12-04T23:01:20.507333+00:00",
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      "ids": [
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          "system_name": "Red Hat Bugzilla ID",
          "text": "2419056"
        }
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      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Fulcio, a free-to-use certificate authority. This vulnerability allows a denial of service (DoS) due to excessive memory allocation when processing a malicious OpenID Connect (OIDC) identity token containing numerous period characters.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "github.com/sigstore/fulcio: Fulcio: Denial of Service via crafted OpenID Connect (OIDC) token",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability is rated Important for Red Hat as Fulcio, a certificate authority used for issuing code signing certificates, is susceptible to a denial of service when processing a specially crafted OpenID Connect (OIDC) token. This could lead to resource exhaustion and service unavailability in affected Red Hat products that utilize Fulcio.",
          "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"
        }
      ],
      "product_status": {
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          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-66506",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-66506"
        },
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          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-66506",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66506"
        },
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          "url": "https://github.com/sigstore/fulcio/security/advisories/GHSA-f83f-xpx7-ffpw"
        }
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      "release_date": "2025-12-04T22:04:41.637000+00:00",
      "remediations": [
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          "date": "2026-03-04T08:59:26+00:00",
          "details": "Red Hat OpenShift Pipelines is a cloud-native, continuous integration and\ncontinuous delivery (CI/CD) solution based on Kubernetes resources.\nIt uses Tekton building blocks to automate deployments across multiple\nplatforms by abstracting away the underlying implementation details.\nTekton introduces a number of standard custom resource definitions (CRDs)\nfor defining CI/CD pipelines that are portable across Kubernetes distributions.",
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            "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"
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "github.com/sigstore/fulcio: Fulcio: Denial of Service via crafted OpenID Connect (OIDC) token"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.