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CVE-2017-18926
raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the maximum nspace…
High7.1EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Weakness
Affected products
n/a
- affected n/a
References (12)
- https://www.openwall.com/lists/oss-security/2017/06/07/1 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/LibreOffice/core/blob/master/external/redland/raptor/0001-Calcualte-max-nspace-declarations-correctly-for-XML-.patch.1 (opens in a new tab)x_refsource_MISCx_transferred
- [debian-lts-announce] 20201107 [SECURITY] [DLA 2438-1] raptor2 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-4785 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [oss-security] 20201113 Buffer Overflow in raptor widely unfixed in Linux distros (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20201113 Re: Buffer Overflow in raptor widely unfixed in Linux distros (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20201114 Re: Buffer Overflow in raptor widely unfixed in Linux distros (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20201116 Re: Buffer Overflow in raptor widely unfixed in Linux distros (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20201116 Re: Buffer Overflow in raptor widely unfixed in Linux distros (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2020-b15dd44972 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-d6675a61f1 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-3c1e69f1b1 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2017-18926)Record last updated .