CVE-2023-34194

Publication date 13 December 2023

Last updated 26 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

StringEqual in TiXmlDeclaration::Parse in tinyxmlparser.cpp in TinyXML through 2.6.2 has a reachable assertion (and application exit) via a crafted XML document with a '\0' located after whitespace.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
tinyxml	24.04 LTS noble	Not affected
	23.10 mantic	Fixed 2.6.2-6ubuntu0.23.10.1
	23.04 lunar	Ignored end of life, was needs-triage
	22.04 LTS jammy	Fixed 2.6.2-6ubuntu0.22.04.1
	20.04 LTS focal	Fixed 2.6.2-4+deb10u2build0.20.04.1
	18.04 LTS bionic	Fixed 2.6.2-4ubuntu0.18.04.1~esm2
	16.04 LTS xenial	Fixed 2.6.2-3ubuntu0.1~esm2
	14.04 LTS trusty	Ignored end of standard support

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
tinyxml	Debian: https://salsa.debian.org/debian/tinyxml/-/raw/2366e1f23d059d4c20c43c54176b6bd78d6a83fc/debian/patches/CVE-2023-34194.patch

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-6612-1
TinyXML vulnerability
29 January 2024