X.org LibXi up to 1.8.3 XQueryDeviceState out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.11+

Summaryinfo

A vulnerability categorized as problematic has been discovered in X.org LibXi up to 1.8.3. Impacted is the function XQueryDeviceState. Executing a manipulation can lead to out-of-bounds. This vulnerability is registered as CVE-2026-93541. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in X.org LibXi up to 1.8.3. It has been declared as problematic. This vulnerability affects the function XQueryDeviceState. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:

An out-of-bounds read in libXi's XQueryDeviceState() in libXi before 1.8.4 could be used by a

The advisory is shared for download at gitlab.freedesktop.org. This vulnerability was named CVE-2026-93541 since 09/18/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Upgrading to version 1.8.4 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (suse): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: LibXi 1.8.4

Timelineinfo

09/18/2026 CVE reserved
09/24/2026 +6 days Advisory disclosed
09/24/2026 +0 days VulDB entry created
09/24/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: x.org

Advisory: gitlab.freedesktop.org
Status: Confirmed

CVE: CVE-2026-93541 (🔒)
GCVE (CVE): GCVE-0-2026-93541
GCVE (VulDB): GCVE-100-409480

Entryinfo

Created: 09/24/2026 18:32
Changes: 09/24/2026 18:32 (63)
Complete: 🔍
Cache ID: 216::103

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