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CVE-2017-18926

Status Candidate

Overview

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).

Related Files

Red Hat Security Advisory 2021-1842-01
Posted May 19, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-1842-01 - Raptor is the RDF Parser Toolkit for Redland that provides a set of standalone RDF parsers, generating triples from RDF/XML or N-Triples. Issues addressed include a buffer overflow vulnerability.

tags | advisory, overflow
systems | linux, redhat
advisories | CVE-2017-18926, CVE-2020-25713
SHA-256 | e11fd6cc4821ecad9060a5fe92233d665dd4b9ada047faf5a49c5a29fa8f9fb9
Debian Security Advisory 4785-1
Posted Nov 28, 2020
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4785-1 - It was discovered that raptor2, an RDF parser library, is prone to heap-based buffer overflow flaws, which could result in denial of service, or potentially the execution of arbitrary code, if a specially crafted file is processed.

tags | advisory, denial of service, overflow, arbitrary
systems | linux, debian
advisories | CVE-2017-18926
SHA-256 | 26a8b918f3c828a200f98ba726790ff349ec3534dabcf98f304f90d88fc92ac8
Ubuntu Security Notice USN-4630-1
Posted Nov 11, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4630-1 - Hanno Boeck discovered that Raptor incorrectly handled certain memory operations. If a user were tricked into opening a specially crafted document in an application linked against Raptor, an attacker could cause the application to crash, resulting in a denial of service, or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-18926
SHA-256 | ba4b2429461eb8d684ebc279cf9e14a67389506861773ebb0ad900b8281137f9
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