{ "document": { "aggregate_severity": { "text": "Moderate" }, "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "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 Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/centos8.4els/vex/2025/cve-2025-24528-els_os-centos8_4els.json" } ], "tracking": { "current_release_date": "2026-04-08T20:33:42Z", "generator": { "date": "2026-04-08T20:33:42Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2025-24528-ELS_OS-CENTOS8.4ELS", "initial_release_date": "2025-01-01T00:00:00Z", "revision_history": [ { "date": "2025-01-01T00:00:00Z", "number": "1", "summary": "Initial version" }, { "date": "2025-05-19T15:25:43Z", "number": "2", "summary": "Official Publication" }, { "date": "2025-12-23T22:15:38Z", "number": "3", "summary": "Update document" }, { "date": "2026-04-08T20:33:42Z", "number": "4", "summary": "Update document" } ], "status": "final", "version": "4" }, "title": "Security update on CVE-2025-24528" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Community Enterprise Operating System 8.4", "product": { "name": "Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4", "product_identification_helper": { "cpe": "cpe:2.3:o:centos:centos:8.4:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Community Enterprise Operating System" }, { "branches": [ { "category": "product_version", "name": "tar-2:1.30-5.el8.x86_64", "product": { "name": "tar-2:1.30-5.el8.x86_64", "product_id": "tar-2:1.30-5.el8.x86_64", "product_identification_helper": { "purl": "pkg:rpm/centos/tar@1.30-5.el8?arch=x86_64&epoch=2" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686", "product": { "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686", "product_id": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-devel@1.18.2-14.el8.tuxcare.els5?arch=i686" } } }, { "category": "product_version", "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686", "product": { "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686", "product_id": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-pkinit@1.18.2-14.el8.tuxcare.els5?arch=i686" } } }, { "category": "product_version", "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686", "product": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686", "product_id": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/libkadm5@1.18.2-14.el8.tuxcare.els5?arch=i686" } } }, { "category": "product_version", "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686", "product": { "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686", "product_id": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-server@1.18.2-14.el8.tuxcare.els5?arch=i686" } } }, { "category": "product_version", "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686", "product": { "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686", "product_id": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-libs@1.18.2-14.el8.tuxcare.els5?arch=i686" } } } ], "category": "architecture", "name": "i686" }, { "branches": [ { "category": "product_version", "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product": { "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_id": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-devel@1.18.2-14.el8.tuxcare.els5?arch=x86_64" } } }, { "category": "product_version", "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product": { "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_id": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-pkinit@1.18.2-14.el8.tuxcare.els5?arch=x86_64" } } }, { "category": "product_version", "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_id": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/libkadm5@1.18.2-14.el8.tuxcare.els5?arch=x86_64" } } }, { "category": "product_version", "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product": { "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_id": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-server@1.18.2-14.el8.tuxcare.els5?arch=x86_64" } } }, { "category": "product_version", "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product": { "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_id": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-libs@1.18.2-14.el8.tuxcare.els5?arch=x86_64" } } }, { "category": "product_version", "name": "tar-2:1.30-5.el8.tuxcare.els2.x86_64", "product": { "name": "tar-2:1.30-5.el8.tuxcare.els2.x86_64", "product_id": "tar-2:1.30-5.el8.tuxcare.els2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/tar@1.30-5.el8.tuxcare.els2?arch=x86_64&epoch=2" } } }, { "category": "product_version", "name": "tar-2:1.30-5.el8.tuxcare.els1.x86_64", "product": { "name": "tar-2:1.30-5.el8.tuxcare.els1.x86_64", "product_id": "tar-2:1.30-5.el8.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/tar@1.30-5.el8.tuxcare.els1?arch=x86_64&epoch=2" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "CloudLinux" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686" }, "product_reference": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64" }, "product_reference": "krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686" }, "product_reference": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64" }, "product_reference": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686" }, "product_reference": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64" }, "product_reference": "libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686" }, "product_reference": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64" }, "product_reference": "krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686" }, "product_reference": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64" }, "product_reference": "krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "tar-2:1.30-5.el8.tuxcare.els2.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els2.x86_64" }, "product_reference": "tar-2:1.30-5.el8.tuxcare.els2.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "tar-2:1.30-5.el8.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:tar-2:1.30-5.el8.x86_64" }, "product_reference": "tar-2:1.30-5.el8.x86_64", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "tar-2:1.30-5.el8.tuxcare.els1.x86_64 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els1.x86_64" }, "product_reference": "tar-2:1.30-5.el8.tuxcare.els1.x86_64", "relates_to_product_reference": "CentOS-8.4" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-24528", "cwe": { "id": "CWE-787", "name": "Out-of-bounds Write" }, "notes": [ { "category": "description", "text": "In MIT Kerberos 5 (aka krb5) before 1.22 (with incremental propagation), there is an integer overflow for a large update size to resize() in kdb_log.c. An authenticated attacker can cause an out-of-bounds write and kadmind daemon crash.", "title": "Vulnerability description" }, { "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": [ "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64" ], "known_affected": [ "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els1.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els2.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2025-24528" } ], "release_date": "2024-01-28T00:00:00Z", "remediations": [ { "category": "no_fix_planned", "details": "This issue is only reachable when incremental propagation (iprop) is explicitly enabled in kdc.conf; deployments not using iprop are unaffected. Even where iprop is enabled, an attacker must already be an authenticated Kerberos principal with network access to the kadmind administrative service (TCP 749) and craft an abnormally large update, and the result is limited to a kadmind crash (availability impact) with no confidentiality or integrity loss while the KDC (krb5kdc) continues operating. Given these narrow preconditions and the authenticated, admin-surface exposure, this is a low‑priority DoS risk in managed server/VM environments relative to vulnerabilities enabling unauthenticated compromise or data access.", "product_ids": [ "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els1.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els2.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els5.i686", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els5.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els1.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.tuxcare.els2.x86_64", "CentOS-8.4:tar-2:1.30-5.el8.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ] } ] }