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CVE-2023-26769

Published: 16 March 2023

Buffer Overflow vulnerability found in Liblouis Lou_Trace v.3.24.0 allows a remote attacker to cause a denial of service via the resolveSubtable function at compileTranslationTabel.c.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
liblouis
Launchpad, Ubuntu, Debian
bionic
Released (3.5.0-1ubuntu0.5)
focal
Released (3.12.0-3ubuntu0.2)
jammy
Released (3.20.0-2ubuntu0.2)
kinetic
Released (3.22.0-2ubuntu0.1)
lunar
Released (3.24.0-1ubuntu0.1)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial
Released (2.6.4-2ubuntu0.4+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
upstream: https://github.com/liblouis/liblouis/pull/1300/commits/9f6cec9b63c1d9396fcc32fed77267a2815b648f
upstream: https://github.com/liblouis/liblouis/pull/1300/commits/6f39e88745e8ec602ccc46042c305a6188f28b0a
upstream: https://github.com/liblouis/liblouis/pull/1300/commits/d45430431f8c75941f863328eb3f7fc09f902b2e

Severity score breakdown

Parameter Value
Base score 7.5
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