CVE-2026-109089ImportantNetwork

libXi XGetDeviceControl Control Type Mismatch Heap Buffer Overflow

MSRC advisory NVD CVE.org

Assessment

Severity: Important
CVSS base score: 7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact: Not stated
EPSS · 30-day forecast: No EPSS score collected
Public detection template: No Nuclei template is listed in the current collected catalog
Exploitation detected: Unknown: not stated by MSRC
Exploitability: Not assessed
Publicly disclosed: Unknown: not stated by MSRC
Customer action: Required: follow the MSRC remediation guidance
Component: Mariner
Weakness: CWE-122: Heap-based Buffer Overflow
Issued by: suse
Published: 29 Oct 2026 · October 2026
Last revised: 29 Oct 2026

CVSS 3.1 base metricsRed raises the risk · green lowers it

Attack vector: NetworkAV:N
Attack complexity: HighAC:H
Privileges required: NonePR:N
User interaction: RequiredUI:R
Scope: UnchangedS:U
Confidentiality: HighC:H
Integrity: HighI:H
Availability: HighA:H

Updates that fix it

0 KBs

No KB listed

No KB update is listed in the collected MSRC record. Check the MSRC advisory for product releases and other remedies.

Affected products

Open Source Software

1 affected product

azl3 libXi 1.8.1-1 on Azure Linux 3.0

What changed

Detection template: No Nuclei template listed · Customer action: Required: apply the update → Required: follow the MSRC remediation guidance · Public disclosure: No → Unknown: not stated by MSRC · Exploitation detected: Not reported by MSRC → Unknown: not stated by MSRC
29 Oct 2026

Page history

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Cite this version

Field-level log (5)

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29 Oct 2026 · 20:19:26 UTC Public detection templateNo Nuclei template listed
29 Oct 2026 · 20:19:26 UTC EPSSNot scored → No EPSS score collected
29 Oct 2026 · 20:19:26 UTC Customer actionRequired: apply the update → Required: follow the MSRC remediation guidance
29 Oct 2026 · 20:19:26 UTC Publicly disclosedNo → Unknown: not stated by MSRC
29 Oct 2026 · 20:19:26 UTC Exploitation detectedNot reported by MSRC → Unknown: not stated by MSRC

Explore global source statements, affected packages and advisory history for CVE-2026-109089. The catalog has a separate collection scope from Microsoft release records.

cve-program · CVE-2026-109089

Published

libXi

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "X.Org",
                    "product": "libXi",
                    "packageName": "libXi",
                    "repo": "https://gitlab.freedesktop.org/xorg/lib/libxi",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "1.8.4",
                            "versionType": "rpm"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON