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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).","status":"published","published":"2020-11-06T17:48:08Z","modified":"2024-08-05T21:45:24.494Z","updated_at":"2026-11-02T14:33:21.747294Z"}],"euvd":[{"id":"EUVD-2017-10015","description":"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).","status":"published","published":"2020-11-06T17:48:08Z","modified":"2024-08-05T21:45:24Z","updated_at":"2026-11-03T02:23:04.143753Z"}],"ghsa":[{"id":"GHSA-p2vv-g8rx-7jqj","title":"raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15...","description":"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).","status":"published","published":"2022-05-24T17:33:16Z","modified":"2023-01-28T05:02:58Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:43:53.106327Z"}],"nvd":[{"id":"CVE-2017-18926","description":"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).","status":"published","published":"2020-11-06T18:15:11.967Z","modified":"2026-06-17T01:13:50.8Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:04:21.160774Z"}],"osv":[{"id":"AZL-45321","title":"CVE-2017-18926 affecting package raptor2 2.0.15-29","description":"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).","status":"published","published":"2020-11-06T18:15:11Z","modified":"2026-11-05T05:36:30Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-05T16:41:20.321068Z"},{"id":"CVE-2017-18926","description":"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).","status":"published","published":"2020-11-06T18:15:11.967Z","modified":"2026-03-15T22:24:11.187258Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:05.486486Z"},{"id":"DEBIAN-CVE-2017-18926","description":"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).","status":"published","published":"2020-11-06T18:15:11.967Z","modified":"2026-09-01T20:03:47.64324449Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:29.100767Z"},{"id":"RHSA-2021:1842","title":"Red Hat Security Advisory: raptor2 security and bug fix update","status":"published","published":"2024-09-16T05:04:09Z","modified":"2026-06-27T10:13:34Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:08.071325Z"},{"id":"RLSA-2021:1842","title":"Moderate: raptor2 security and bug fix update","description":"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 Rocky Linux 8.4 Release Notes linked from the References section.","status":"published","published":"2021-05-18T06:13:17Z","modified":"2026-02-05T00:45:07.330538Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:23.969672Z"},{"id":"UBUNTU-CVE-2017-18926","description":"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).","status":"published","published":"2020-11-06T18:15:00Z","modified":"2026-04-22T11:22:35.267409Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:14.977781Z"},{"id":"ALSA-2021:1842","title":"Moderate: raptor2 security and bug fix update","description":"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.","status":"published","published":"2021-05-18T06:13:17Z","modified":"2026-10-29T11:00:44.77914444Z","updated_at":"2026-11-02T15:27:51.196609Z"},{"id":"DLA-2438-1","title":"raptor2 - security update","status":"published","published":"2020-11-07T00:00:00Z","modified":"2026-03-09T01:22:01.217739Z","updated_at":"2026-11-02T15:46:10.712745Z"},{"id":"DSA-4785-1","title":"raptor2 - security update","status":"published","published":"2020-11-07T00:00:00Z","modified":"2026-03-09T02:09:31.649192Z","updated_at":"2026-11-02T15:46:17.19998Z"},{"id":"openSUSE-SU-2020:1949-1","title":"Security update for raptor","description":"This update for raptor fixes the following issues:\n\n- Fixed a heap overflow vulnerability (bsc#1178593, CVE-2017-18926).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2020-11-17T08:12:58Z","modified":"2026-02-04T04:02:25.443198Z","updated_at":"2026-11-02T16:58:31.517538Z"},{"id":"openSUSE-SU-2020:1959-1","title":"Security update for raptor","description":"This update for raptor fixes the following issues:\n\n- Fixed a heap overflow vulnerability (bsc#1178593, CVE-2017-18926).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2020-11-18T06:51:35Z","modified":"2026-02-04T03:36:59.083332Z","updated_at":"2026-11-02T16:58:31.517538Z"},{"id":"openSUSE-SU-2024:11296-1","title":"libraptor-devel-2.0.15-3.8 on GA media","description":"These are all security issues fixed in the libraptor-devel-2.0.15-3.8 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:02:37.874986Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"SUSE-SU-2020:3350-1","title":"Security update for raptor","description":"This update for raptor fixes the following issues:\n\n- Fixed a heap overflow vulnerability (bsc#1178593, CVE-2017-18926).\n","status":"published","published":"2020-11-16T18:23:21Z","modified":"2026-02-04T03:43:06.834766Z","updated_at":"2026-11-02T15:53:48.11786Z"},{"id":"SUSE-SU-2020:3351-1","title":"Security update for raptor","description":"This update for raptor fixes the following issues:\n\n- Fixed a heap overflow vulnerability (bsc#1178593, CVE-2017-18926).\n- Update raptor to version 2.0.15\n  * Made several fixes to Turtle / N-Triples family of parsers and serializers\n  * Added utility functions for re-entrant sorting of objects and sequences.\n  * Made other fixes and improvements including fixing reported issues:\n    0000574, 0000575, 0000576, 0000577, 0000579, 0000581 and 0000584.\n","status":"published","published":"2020-11-16T18:25:50Z","modified":"2026-02-04T03:27:43.77838Z","updated_at":"2026-11-02T15:53:48.11786Z"},{"id":"SUSE-SU-2020:3352-1","title":"Security update for raptor","description":"This update for raptor fixes the following issues:\n\n- Fixed a heap overflow vulnerability (bsc#1178593, CVE-2017-18926).\n","status":"published","published":"2020-11-17T08:31:53Z","modified":"2026-02-04T04:29:41.43272Z","updated_at":"2026-11-02T15:53:48.11786Z"},{"id":"USN-4630-1","title":"raptor2 vulnerability","description":"Hanno Böck discovered that Raptor incorrectly handled certain memory\noperations. If a user were tricked into opening a specially crafted\ndocument in an application linked against Raptor, an attacker could\ncause the application to crash, resulting in a denial of service, or\npossibly execute arbitrary code.\n","status":"published","published":"2020-11-11T15:22:07Z","modified":"2026-04-22T10:08:29.06281Z","updated_at":"2026-11-02T16:58:15.159055Z"},{"id":"USN-7868-1","title":"raptor vulnerabilities","description":"Hanno Böck discovered that Raptor incorrectly handled memory operations\nwhen processing certain input files. An attacker could use this issue to\ncause Raptor to crash, resulting in a denial of service, or possibly\nexecute arbitrary code. (CVE-2017-18926)\n\nHanno Böck discovered that Raptor incorrectly handled memory operations\nwhen processing certain input files. An attacker could possibly use this\nissue to cause Raptor to crash, resulting in a denial of service.\n(CVE-2020-25713)","status":"published","published":"2025-11-10T21:20:02Z","modified":"2026-06-25T13:32:31.21063869Z","updated_at":"2026-11-02T16:58:21.91885Z"}]}}