RHSA-2026:2072

Vulnerability from csaf_redhat - Published: 2026-02-11 04:49 - Updated: 2026-02-11 14:41
Summary
Red Hat Security Advisory: OpenShift Container Platform 4.18.33 bug fix and security update

Notes

Topic
Red Hat OpenShift Container Platform release 4.18.33 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.18. Red Hat Product Security has rated this update as having a security impact of Important. 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
Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.18.33. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHSA-2026:2071 Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes: https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/ Security Fix(es): * openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing (CVE-2025-15467) * libpng: LIBPNG out-of-bounds read in png_image_read_composite (CVE-2025-66293) * glib: Integer overflow in in g_escape_uri_string() (CVE-2025-13601) 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. All OpenShift Container Platform 4.18 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/updating_clusters/index#updating-cluster-cli.
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.
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Red Hat OpenShift Container Platform release 4.18.33 is now available with updates to packages and images that fix several bugs and add enhancements. \n\nThis release includes a security update for Red Hat OpenShift Container Platform 4.18.\n\nRed Hat Product Security has rated this update as having a security impact of Important. 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.",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "Red Hat OpenShift Container Platform is Red Hat\u0027s cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.\n\nThis advisory contains the container images for Red Hat OpenShift Container Platform 4.18.33. See the following advisory for the RPM packages for this release:\n\nhttps://access.redhat.com/errata/RHSA-2026:2071\n\nSpace precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes:\n\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/\n\nSecurity Fix(es):\n\n* openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing (CVE-2025-15467)\n* libpng: LIBPNG out-of-bounds read in png_image_read_composite (CVE-2025-66293)\n* glib: Integer overflow in in g_escape_uri_string() (CVE-2025-13601)\n\nFor 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.\n\nAll OpenShift Container Platform 4.18 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/updating_clusters/index#updating-cluster-cli.",
        "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"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2026:2072",
        "url": "https://access.redhat.com/errata/RHSA-2026:2072"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#important",
        "url": "https://access.redhat.com/security/updates/classification/#important"
      },
      {
        "category": "external",
        "summary": "2416741",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2416741"
      },
      {
        "category": "external",
        "summary": "2418711",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2418711"
      },
      {
        "category": "external",
        "summary": "2430376",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2430376"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_2072.json"
      }
    ],
    "title": "Red Hat Security Advisory: OpenShift Container Platform 4.18.33 bug fix and security update",
    "tracking": {
      "current_release_date": "2026-02-11T14:41:33+00:00",
      "generator": {
        "date": "2026-02-11T14:41:33+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.7.1"
        }
      },
      "id": "RHSA-2026:2072",
      "initial_release_date": "2026-02-11T04:49:09+00:00",
      "revision_history": [
        {
          "date": "2026-02-11T04:49:09+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-02-11T04:49:09+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2026-02-11T14:41:33+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat OpenShift Container Platform 4.18",
                "product": {
                  "name": "Red Hat OpenShift Container Platform 4.18",
                  "product_id": "9Base-RHOSE-4.18",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:openshift:4.18::el9"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat OpenShift Enterprise"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rhcos-aarch64-418.94.202602022246-0",
                "product": {
                  "name": "rhcos-aarch64-418.94.202602022246-0",
                  "product_id": "rhcos-aarch64-418.94.202602022246-0",
                  "product_identification_helper": {
                    "purl": "pkg:generic/redhat/rhcos@418.94.202602022246?arch=aarch64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "aarch64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rhcos-ppc64le-418.94.202602022246-0",
                "product": {
                  "name": "rhcos-ppc64le-418.94.202602022246-0",
                  "product_id": "rhcos-ppc64le-418.94.202602022246-0",
                  "product_identification_helper": {
                    "purl": "pkg:generic/redhat/rhcos@418.94.202602022246?arch=ppc64le"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rhcos-s390x-418.94.202602022246-0",
                "product": {
                  "name": "rhcos-s390x-418.94.202602022246-0",
                  "product_id": "rhcos-s390x-418.94.202602022246-0",
                  "product_identification_helper": {
                    "purl": "pkg:generic/redhat/rhcos@418.94.202602022246?arch=s390x"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "rhcos-x86_64-418.94.202602022246-0",
                "product": {
                  "name": "rhcos-x86_64-418.94.202602022246-0",
                  "product_id": "rhcos-x86_64-418.94.202602022246-0",
                  "product_identification_helper": {
                    "purl": "pkg:generic/redhat/rhcos@418.94.202602022246?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rhcos-aarch64-418.94.202602022246-0 as a component of Red Hat OpenShift Container Platform 4.18",
          "product_id": "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0"
        },
        "product_reference": "rhcos-aarch64-418.94.202602022246-0",
        "relates_to_product_reference": "9Base-RHOSE-4.18"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rhcos-ppc64le-418.94.202602022246-0 as a component of Red Hat OpenShift Container Platform 4.18",
          "product_id": "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0"
        },
        "product_reference": "rhcos-ppc64le-418.94.202602022246-0",
        "relates_to_product_reference": "9Base-RHOSE-4.18"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rhcos-s390x-418.94.202602022246-0 as a component of Red Hat OpenShift Container Platform 4.18",
          "product_id": "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0"
        },
        "product_reference": "rhcos-s390x-418.94.202602022246-0",
        "relates_to_product_reference": "9Base-RHOSE-4.18"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "rhcos-x86_64-418.94.202602022246-0 as a component of Red Hat OpenShift Container Platform 4.18",
          "product_id": "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
        },
        "product_reference": "rhcos-x86_64-418.94.202602022246-0",
        "relates_to_product_reference": "9Base-RHOSE-4.18"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-13601",
      "cwe": {
        "id": "CWE-190",
        "name": "Integer Overflow or Wraparound"
      },
      "discovery_date": "2025-11-24T12:49:28.274000+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2416741"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A heap-based buffer overflow problem was found in glib through an incorrect calculation of buffer size in the g_escape_uri_string() function. If the string to escape contains a very large number of unacceptable characters (which would need escaping), the calculation of the length of the escaped string could overflow, leading to a potential write off the end of the newly allocated string.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "glib: Integer overflow in in g_escape_uri_string()",
          "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"
        }
      ],
      "product_status": {
        "fixed": [
          "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-13601"
        },
        {
          "category": "external",
          "summary": "RHBZ#2416741",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2416741"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-13601",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-13601"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-13601",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-13601"
        },
        {
          "category": "external",
          "summary": "https://gitlab.gnome.org/GNOME/glib/-/issues/3827",
          "url": "https://gitlab.gnome.org/GNOME/glib/-/issues/3827"
        },
        {
          "category": "external",
          "summary": "https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4914",
          "url": "https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4914"
        }
      ],
      "release_date": "2025-11-24T13:00:15.295000+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-02-11T04:49:09+00:00",
          "details": "For OpenShift Container Platform 4.18 see the following documentation,\nwhich will be updated shortly for this release, for important instructions\non how to upgrade your cluster and fully apply this asynchronous errata\nupdate:\n\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/\n\nYou may download the oc tool and use it to inspect release image metadata\nfor x86_64, s390x, ppc64le, and aarch64 architectures. The image digests\nmay be found at\nhttps://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.\n\nThe sha values for the release are as follows:\n\n      (For x86_64 architecture)\n      The image digest is {x864_DIGEST}\n\n      (For s390x architecture)\n      The image digest is {s390x_DIGEST}\n\n      (For ppc64le architecture)\n      The image digest is {ppc64le_DIGEST}\n\n      (For aarch64 architecture)\n      The image digest is {aarch64_DIGEST}\n\nAll OpenShift Container Platform 4.18 users are advised to upgrade to these\nupdated packages and images when they are available in the appropriate\nrelease channel. To check for available updates, use the OpenShift CLI (oc)\nor web console. Instructions for upgrading a cluster are available at\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/updating_clusters/index#updating-cluster-cli.",
          "product_ids": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2026:2072"
        },
        {
          "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.",
          "product_ids": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "glib: Integer overflow in in g_escape_uri_string()"
    },
    {
      "cve": "CVE-2025-15467",
      "cwe": {
        "id": "CWE-120",
        "name": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)"
      },
      "discovery_date": "2026-01-16T14:21:50.710000+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2430376"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in OpenSSL. A remote attacker can exploit a stack buffer overflow vulnerability by supplying a crafted Cryptographic Message Syntax (CMS) message with an oversized Initialization Vector (IV) when parsing AuthEnvelopedData structures that use Authenticated Encryption with Associated Data (AEAD) ciphers such as AES-GCM. This can lead to a crash, causing a Denial of Service (DoS), or potentially allow for remote code execution.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability is rated Important for Red Hat products. On Red Hat Enterprise Linux, OpenSSL is built with stack protections enabled which mitigate the risk of code execution though a denial-of-service condition remains possible. This vulnerability only affects applications and services that parse untrusted CMS or PKCS#7 content using AEAD ciphers, such as Kerberos using the PKINIT plugin. OpenSSL versions 1.1.1 and 1.0.2 are not affected by this issue.",
          "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": {
        "fixed": [
          "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-15467"
        },
        {
          "category": "external",
          "summary": "RHBZ#2430376",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2430376"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-15467",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-15467"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-15467",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-15467"
        }
      ],
      "release_date": "2026-01-27T14:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-02-11T04:49:09+00:00",
          "details": "For OpenShift Container Platform 4.18 see the following documentation,\nwhich will be updated shortly for this release, for important instructions\non how to upgrade your cluster and fully apply this asynchronous errata\nupdate:\n\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/\n\nYou may download the oc tool and use it to inspect release image metadata\nfor x86_64, s390x, ppc64le, and aarch64 architectures. The image digests\nmay be found at\nhttps://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.\n\nThe sha values for the release are as follows:\n\n      (For x86_64 architecture)\n      The image digest is {x864_DIGEST}\n\n      (For s390x architecture)\n      The image digest is {s390x_DIGEST}\n\n      (For ppc64le architecture)\n      The image digest is {ppc64le_DIGEST}\n\n      (For aarch64 architecture)\n      The image digest is {aarch64_DIGEST}\n\nAll OpenShift Container Platform 4.18 users are advised to upgrade to these\nupdated packages and images when they are available in the appropriate\nrelease channel. To check for available updates, use the OpenShift CLI (oc)\nor web console. Instructions for upgrading a cluster are available at\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/updating_clusters/index#updating-cluster-cli.",
          "product_ids": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2026:2072"
        },
        {
          "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.",
          "product_ids": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ]
        }
      ],
      "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": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing"
    },
    {
      "cve": "CVE-2025-66293",
      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
      "discovery_date": "2025-12-03T21:00:59.956903+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2418711"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to 1.6.52, an out-of-bounds read vulnerability in libpng\u0027s simplified API allows reading up to 1012 bytes beyond the png_sRGB_base[512] array when processing valid palette PNG images with partial transparency and gamma correction. The PNG files that trigger this vulnerability are valid per the PNG specification; the bug is in libpng\u0027s internal state management. Upgrade to libpng 1.6.52 or later.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "libpng: LIBPNG out-of-bounds read in png_image_read_composite",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability is rated Important for Red Hat products as it affects libpng, a widely used library for processing PNG images. An out-of-bounds read can occur in libpng\u0027s simplified API when handling specially crafted PNG images with partial transparency and gamma correction. This could lead to information disclosure or application crashes in software that processes untrusted PNG files using affected versions of libpng.\n\njava-*-openjdk-headless packages do not contain libsplashscreen.so, hence are not affected.",
          "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": {
        "fixed": [
          "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
          "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-66293"
        },
        {
          "category": "external",
          "summary": "RHBZ#2418711",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2418711"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-66293",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-66293"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-66293",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66293"
        },
        {
          "category": "external",
          "summary": "https://github.com/pnggroup/libpng/commit/788a624d7387a758ffd5c7ab010f1870dea753a1",
          "url": "https://github.com/pnggroup/libpng/commit/788a624d7387a758ffd5c7ab010f1870dea753a1"
        },
        {
          "category": "external",
          "summary": "https://github.com/pnggroup/libpng/commit/a05a48b756de63e3234ea6b3b938b8f5f862484a",
          "url": "https://github.com/pnggroup/libpng/commit/a05a48b756de63e3234ea6b3b938b8f5f862484a"
        },
        {
          "category": "external",
          "summary": "https://github.com/pnggroup/libpng/issues/764",
          "url": "https://github.com/pnggroup/libpng/issues/764"
        },
        {
          "category": "external",
          "summary": "https://github.com/pnggroup/libpng/security/advisories/GHSA-9mpm-9pxh-mg4f",
          "url": "https://github.com/pnggroup/libpng/security/advisories/GHSA-9mpm-9pxh-mg4f"
        }
      ],
      "release_date": "2025-12-03T20:33:57.086000+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-02-11T04:49:09+00:00",
          "details": "For OpenShift Container Platform 4.18 see the following documentation,\nwhich will be updated shortly for this release, for important instructions\non how to upgrade your cluster and fully apply this asynchronous errata\nupdate:\n\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/\n\nYou may download the oc tool and use it to inspect release image metadata\nfor x86_64, s390x, ppc64le, and aarch64 architectures. The image digests\nmay be found at\nhttps://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.\n\nThe sha values for the release are as follows:\n\n      (For x86_64 architecture)\n      The image digest is {x864_DIGEST}\n\n      (For s390x architecture)\n      The image digest is {s390x_DIGEST}\n\n      (For ppc64le architecture)\n      The image digest is {ppc64le_DIGEST}\n\n      (For aarch64 architecture)\n      The image digest is {aarch64_DIGEST}\n\nAll OpenShift Container Platform 4.18 users are advised to upgrade to these\nupdated packages and images when they are available in the appropriate\nrelease channel. To check for available updates, use the OpenShift CLI (oc)\nor web console. Instructions for upgrading a cluster are available at\nhttps://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html-single/updating_clusters/index#updating-cluster-cli.",
          "product_ids": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2026:2072"
        },
        {
          "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.",
          "product_ids": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "9Base-RHOSE-4.18:rhcos-aarch64-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-ppc64le-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-s390x-418.94.202602022246-0",
            "9Base-RHOSE-4.18:rhcos-x86_64-418.94.202602022246-0"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "libpng: LIBPNG out-of-bounds read in png_image_read_composite"
    }
  ]
}


Log in or create an account to share your comment.




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.