OESA-2026-4572: libXtst security update

Q: What must an attacker do to exploit this issue?

The CVSS vector indicates exploitation is network-accessible, requires no privileges, and has low attack complexity, but it does require user interaction.

Q: What is the expected impact if exploitation succeeds?

The reported impact is limited to availability. Confidentiality and integrity impacts are rated as none, while availability impact is rated high.

Published Oct 29, 2026

Updated

X.Org X11 libXtst runtime library Security Fix(es):

X.Org reports: Multiple issues have been found in the X client library implementations published by X.Org for which we are releasing security fixes for.(CVE-2026-109088)

Affected Software

1 affected componentFixes available

openeuler/libxtst<1.2.4-4.oe2203sp4

1.2.4-4.oe2203sp4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade openeuler/libXtst to a version that resolves this vulnerability.
Fixed in 1.2.4-4.oe2203sp4

Event History

Oct 29, 2026

Advisory Published

via OSV·09:03 AM

Data Sourced

via OSV·09:03 AM

DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

CVE-2026-109088

Frequently Asked Questions

What must an attacker do to exploit this issue?