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CVE-2017-18926 Details

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).

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://github.com/LibreOffice/core/blob/master/external/redland/raptor/0001-Calcualte-max-nspace-declarations-correctly-for-XML-.patch.1	CVE	PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00012.html	CVE	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RD67AVORGQXORPWNYYUHCH6YPPT6CI4O/	CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVHFYQDMVEBICIL4DBAGRRLPUR4QYWMV/	CVE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDZRNM45VPTQF2BKRWG4YRCHJGQ2L7NS/	CVE
https://www.debian.org/security/2020/dsa-4785	CVE	Third Party Advisory
https://www.openwall.com/lists/oss-security/2017/06/07/1	CVE	ExploitMailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/13/1	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/13/2	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/14/2	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/16/2	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/16/3	CVE	Mailing ListThird Party Advisory
https://github.com/LibreOffice/core/blob/master/external/redland/raptor/0001-Calcualte-max-nspace-declarations-correctly-for-XML-.patch.1	[email protected]	PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00012.html	[email protected]	Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RD67AVORGQXORPWNYYUHCH6YPPT6CI4O/	[email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVHFYQDMVEBICIL4DBAGRRLPUR4QYWMV/	[email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDZRNM45VPTQF2BKRWG4YRCHJGQ2L7NS/	[email protected]
https://www.debian.org/security/2020/dsa-4785	[email protected]	Third Party Advisory
https://www.openwall.com/lists/oss-security/2017/06/07/1	[email protected]	ExploitMailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/13/1	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/13/2	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/14/2	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/16/2	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/16/3	[email protected]	Mailing ListThird Party Advisory

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	[email protected]

Affected Products

Product	Versions
librdf raptor rdf syntax library	2.0.15
CPE cpe:2.3:a:librdf:raptor_rdf_syntax_library:2.0.15:::::::* Remediation No remediation found in references.
debian debian linux	9.0 10.0
CPE cpe:2.3:o:debian:debian_linux:9.0:::::::* cpe:2.3:o:debian:debian_linux:10.0:::::::* Remediation No remediation found in references.
fedoraproject fedora	31 32 33
CPE cpe:2.3:o:fedoraproject:fedora:31:::::::* cpe:2.3:o:fedoraproject:fedora:32:::::::* cpe:2.3:o:fedoraproject:fedora:33:::::::* Remediation No remediation found in references.

Change History

13 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Nov 16, 2022	Modified Analysis	[email protected]
Nov 19, 2020	CVE Modified	[email protected]
Nov 17, 2020	Initial Analysis	[email protected]
Nov 16, 2020	CVE Modified	[email protected]
Nov 14, 2020	CVE Modified	[email protected]
Nov 14, 2020	CVE Modified	[email protected]
Nov 13, 2020	CVE Modified	[email protected]
Nov 7, 2020	CVE Modified	[email protected]
Nov 7, 2020	CVE Modified	[email protected]

CVE-2017-18926 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

CPE

Remediation

CPE

Remediation

Change History

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