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{"affected_release": [{"advisory": "RHSA-2021:1842", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "raptor2-0:2.0.15-16.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-05-18T00:00:00Z"}], "bugzilla": {"description": "raptor: heap-based buffer overflows due to an error in calculating the maximum nspace declarations for the XML writer", "id": "1896120", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1896120"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "status": "verified"}, "cwe": "CWE-122", "details": ["raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the maximum nspace declarations for the XML writer, leading to heap-based buffer overflows (sometimes seen in raptor_qname_format_as_xml)."], "name": "CVE-2017-18926", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "libreoffice", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "raptor", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "libreoffice", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "raptor2", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "libreoffice", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2017-06-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-18926\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-18926"], "statement": "LibreOffice as shipped with Red Hat Enterprise Linux 8 is notaffected by this flaw as the version of raptor used in LibreOffice already has the patch.", "threat_severity": "Moderate"}