{ "document": { "aggregate_severity": { "text": "Moderate" }, "category": "csaf_security_advisory", "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" }, { "category": "details", "text": "CVE-2025-3576: possible spoofing of GSSAPI-protected messages using\n RC4-HMAC-MD5", "title": "Details" } ], "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/advisories/2025/clsa-2025_1751892444.json" }, { "category": "self", "summary": "https://cve.tuxcare.com/els/releases/CLSA-2025:1751892444", "url": "https://cve.tuxcare.com/els/releases/CLSA-2025:1751892444" } ], "tracking": { "current_release_date": "2025-07-07T12:48:05Z", "generator": { "date": "2025-07-07T12:48:05Z", "engine": { "name": "pyCSAF" } }, "id": "CLSA-2025:1751892444", "initial_release_date": "2025-07-07T12:48:05Z", "revision_history": [ { "date": "2025-07-07T12:48:05Z", "number": "1", "summary": "Initial version" } ], "status": "final", "version": "1" }, "title": "krb5: Fix of CVE-2025-3576" }, "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" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.i686", "product": { "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.i686", "product_id": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-devel@1.18.2-14.el8.tuxcare.els6?arch=i686" } } }, { "category": "product_version", "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.i686", "product": { "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.i686", "product_id": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-pkinit@1.18.2-14.el8.tuxcare.els6?arch=i686" } } }, { "category": "product_version", "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686", "product": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686", "product_id": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/libkadm5@1.18.2-14.el8.tuxcare.els6?arch=i686" } } }, { "category": "product_version", "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.i686", "product": { "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.i686", "product_id": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-server@1.18.2-14.el8.tuxcare.els6?arch=i686" } } }, { "category": "product_version", "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.i686", "product": { "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.i686", "product_id": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.i686", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-libs@1.18.2-14.el8.tuxcare.els6?arch=i686" } } } ], "category": "architecture", "name": "i686" }, { "branches": [ { "category": "product_version", "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product": { "name": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_id": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-devel@1.18.2-14.el8.tuxcare.els6?arch=x86_64" } } }, { "category": "product_version", "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product": { "name": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_id": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-pkinit@1.18.2-14.el8.tuxcare.els6?arch=x86_64" } } }, { "category": "product_version", "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_id": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/libkadm5@1.18.2-14.el8.tuxcare.els6?arch=x86_64" } } }, { "category": "product_version", "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product": { "name": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_id": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-server@1.18.2-14.el8.tuxcare.els6?arch=x86_64" } } }, { "category": "product_version", "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product": { "name": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_id": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/krb5-libs@1.18.2-14.el8.tuxcare.els6?arch=x86_64" } } } ], "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.els6.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.els6.i686" }, "product_reference": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.x86_64" }, "product_reference": "krb5-devel-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.i686" }, "product_reference": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.x86_64" }, "product_reference": "krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.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.els6.i686 as a component of Community Enterprise Operating System 8.4", "product_id": "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686" }, "product_reference": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686", "relates_to_product_reference": "CentOS-8.4" }, { "category": "default_component_of", "full_product_name": { "name": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.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.els6.x86_64" }, "product_reference": "libkadm5-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.i686" }, "product_reference": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.x86_64" }, "product_reference": "krb5-server-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.i686" }, "product_reference": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.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.els6.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.els6.x86_64" }, "product_reference": "krb5-libs-0:1.18.2-14.el8.tuxcare.els6.x86_64", "relates_to_product_reference": "CentOS-8.4" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-3576", "cwe": { "id": "CWE-328", "name": "Use of Weak Hash" }, "notes": [ { "category": "description", "text": "A vulnerability in the MIT Kerberos implementation allows GSSAPI-protected messages using RC4-HMAC-MD5 to be spoofed due to weaknesses in the MD5 checksum design. If RC4 is preferred over stronger encryption types, an attacker could exploit MD5 collisions to forge message integrity codes. This may lead to unauthorized message tampering.", "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.els6.i686", "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els6.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2025-3576" } ], "release_date": "2025-04-15T00:00:00", "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1" }, "products": [ "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-devel-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-pkinit-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:libkadm5-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-server-0:1.18.2-14.el8.tuxcare.els6.x86_64", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els6.i686", "CentOS-8.4:krb5-libs-0:1.18.2-14.el8.tuxcare.els6.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Medium" } ] } ] }