CVE-2018-17294

liblouis: Stack-based buffer over-read in matchCurrentInput function lou_translateString.c

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Severity

Low

Red Hat Product Security

4.7

CVSS 3.0

Review impact separately from score.

Published · September 24, 2018

Updated · November 22, 2025

Description

The matchCurrentInput function inside lou_translateString.c of Liblouis prior to 3.7 does not check the input string's length, allowing attackers to cause a denial of service (application crash via out-of-bounds read) by crafting an input file with certain translation dictionaries.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.7
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-121 · Stack-based Buffer Overflow