CVE-2018-11410

Publication date 24 May 2018

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

An issue was discovered in Liblouis 3.5.0. A invalid free in the compileRule function in compileTranslationTable.c allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

Read the notes from the security team

Status

Package Ubuntu Release Status
liblouis 18.04 LTS bionic
Fixed 3.5.0-1ubuntu0.1
17.10 artful
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes

leosilva

trusty and xenial hasn't the affected code. for artful and devel POC is not reproducible. Only bionic has core dump behaviour testing with the POC.

Patch details

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

Package Patch details
liblouis

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references