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Red Hat: CVE-2017-18926: CVE-2017-18926 raptor: heap-based buffer overflows due to an error in calculating the maximum nspace declarations for the XML writer (Multiple Advisories)

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Red Hat: CVE-2017-18926: CVE-2017-18926 raptor: heap-based buffer overflows due to an error in calculating the maximum nspace declarations for the XML writer (Multiple Advisories)

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:P)
Published
11/06/2020
Created
05/21/2021
Added
05/21/2021
Modified
12/15/2023

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).

Solution(s)

  • redhat-upgrade-raptor2
  • redhat-upgrade-raptor2-debuginfo
  • redhat-upgrade-raptor2-debugsource
  • redhat-upgrade-raptor2-devel

References

  • DSA-4785
  • CVE-2017-18926
  • RHSA-2021:1842

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