CVE-2017-13739

Publication date 29 August 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

There is a heap-based buffer overflow that causes a more than two thousand bytes out-of-bounds write in Liblouis 3.2.0, triggered in the function resolveSubtable() in compileTranslationTable.c. It will lead to denial of service or remote code execution.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
liblouis	17.04 zesty	Fixed 3.0.0-3ubuntu0.2
	16.04 LTS xenial	Fixed 2.6.4-2ubuntu0.1
	14.04 LTS trusty	Not in release

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	8.8 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3408-1
Liblouis vulnerabilities
4 September 2017