{ "document": { "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "description", "text": "Cpanel::JSON::XS before version 4.40 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact", "title": "Vulnerability Description" } ], "publisher": { "category": "other", "contact_details": "gdt@cpan.org", "name": "giterlizzi", "namespace": "https://github.com/giterlizzi/" }, "references": [ { "category": "self", "summary": "CPANSA-Cpanel-JSON-XS-2025-40929 JSON", "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2025/cpansa-cpanel-json-xs-2025-40929.json" }, { "category": "external", "summary": "https://github.com/rurban/Cpanel-JSON-XS/commit/378236219eaa35742c3962ecbdee364903b0a1f2.patch", "url": "https://github.com/rurban/Cpanel-JSON-XS/commit/378236219eaa35742c3962ecbdee364903b0a1f2.patch" }, { "category": "external", "summary": "https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.39/source/XS.xs#L713", "url": "https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.39/source/XS.xs#L713" }, { "category": "external", "summary": "https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.40/changes", "url": "https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.40/changes" }, { "category": "external", "summary": "CVE-2025-40929 (NVD)", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40929" } ], "title": "Cpanel-JSON-XS vulnerability", "tracking": { "current_release_date": "2025-09-08T00:00:00", "generator": { "engine": { "name": "CSAF Perl Toolkit", "version": "0.26" } }, "id": "CPANSA-Cpanel-JSON-XS-2025-40929", "initial_release_date": "2025-09-08T00:00:00", "revision_history": [ { "date": "2025-09-08T00:00:00", "number": "1", "summary": "First release" } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:cpan/<4.40", "product": { "name": "Cpanel-JSON-XS less than 4.40", "product_id": "CSAFPID-0001" } }, { "category": "product_version_range", "name": "vers:cpan/>=4.40", "product": { "name": "Cpanel-JSON-XS greater than or equal 4.40", "product_id": "CSAFPID-0002" } } ], "category": "product_name", "name": "Cpanel-JSON-XS" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-40929", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "Cpanel::JSON::XS before version 4.40 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact", "title": "Vulnerability Description" } ], "product_status": { "fixed": [ "CSAFPID-0002" ], "known_affected": [ "CSAFPID-0001" ] }, "scores": [ { "cvss_v3": { "baseScore": 5.6, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1" }, "products": [ "CSAFPID-0001" ] } ] } ] }