PT-2023-20786 · Liblouis+6 · Liblouis+6

Marsman1996 · Published 2023-03-16 · Updated 2025-08-20 · CVE-2023-26769

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Liblouis Lou Trace version 3.24.0

Description A Buffer Overflow issue allows a remote attacker to cause a denial of service via the resolveSubtable function at compileTranslationTabel.c. This issue can be exploited to disrupt service.

Recommendations For Liblouis Lou Trace version 3.24.0, consider disabling the resolveSubtable function as a temporary workaround until a patch is available. Restrict access to the compileTranslationTabel.c component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALSA-2023:6385

AZL-25652

BDU:2025-16164

CVE-2023-26769

INFSA-2023_6385

OESA-2023-1191

OPENSUSE-SU-2024:13498-1

RHSA-2023:6385

RHSA-2023_6385

SUSE-SU-2023:1771-1

SUSE-SU-2023:1772-1

SUSE-SU-2023:1773-1

SUSE-SU-2023:1824-1

USN-5996-1

USN-5996-2

Affected Products

Almalinux

Debian

Liblouis

Linuxmint

Red Hat

Suse

Ubuntu

References · 48

• https://github.com/liblouis/liblouis/pull/1300 · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2024:13498-1 · Vendor Advisory
• https://errata.almalinux.org/9/ALSA-2023-6385.html · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:1824-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-26769 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5996-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:1772-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-26767 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-26769 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5996-1 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-25652 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2023-1191 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2023:6385 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-26769 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-26769 · Vendor Advisory