{"id":"ALSA-2021:1842","summary":"Moderate: raptor2 security and bug fix update","details":"Raptor is the RDF Parser Toolkit for Redland that provides a set of standalone RDF parsers, generating triples from RDF/XML or N-Triples. \n\nSecurity Fix(es):\n\n* raptor: heap-based buffer overflows due to an error in calculating the maximum nspace declarations for the XML writer (CVE-2017-18926)\n\n* raptor2: malformed input file can lead to a segfault due to an out of bounds array access in raptor_xml_writer_start_element_common (CVE-2020-25713)\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\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","modified":"2026-02-04T03:48:07.538274Z","published":"2021-05-18T06:13:17Z","related":["CVE-2017-18926","CVE-2020-25713"],"references":[{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2021-1842.html"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2017-18926"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-25713"}],"affected":[{"package":{"name":"raptor2","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/raptor2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.15-16.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:1842.json"}},{"package":{"name":"raptor2-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/raptor2-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.15-16.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:1842.json"}}],"schema_version":"1.7.3"}