Out-of-bounds Write Affecting raptor2-devel package, versions <0:2.0.15-16.el8


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.23% (61st percentile)

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  • Snyk IDSNYK-ORACLE8-RAPTOR2DEVEL-2586520
  • published10 Apr 2022
  • disclosed6 Nov 2020

Introduced: 6 Nov 2020

CVE-2017-18926  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Oracle:8 raptor2-devel to version 0:2.0.15-16.el8 or higher.
This issue was patched in ELSA-2021-1842.

NVD Description

Note: Versions mentioned in the description apply only to the upstream raptor2-devel package and not the raptor2-devel package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

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).

CVSS Scores

version 3.1