CVE-2026-93545
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BaseFortify

Publication date: 2026-09-24

Last updated on: 2026-09-24

Assigner: SUSE

Description
An out-of-bounds read in libXi's XListInputDevices() in libXi before 1.8.4 could be used by malicious X servers to crash an attached X client.

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Meta Information

Published
2026-09-24
Last Modified
2026-09-24
Generated
2026-10-15
AI Q&A
2026-09-24
EPSS Evaluated
2026-10-13
NVD
CVE-2026-93545
EUVD
EUVD-2026-86278

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
x.org libXi 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.

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Executive Summary

This vulnerability is an out-of-bounds read in libXi's XListInputDevices() function. It exists in libXi versions before 1.8.4. A malicious X server could exploit this to crash an attached X client by reading memory outside the intended bounds.

Detection Guidance

This vulnerability involves an out-of-bounds read in libXi's XListInputDevices(). Detection requires checking the installed version of libXi. If your system uses libXi before 1.8.4, it may be vulnerable. Run 'dpkg -l libxi6' on Debian-based systems or 'rpm -qa | grep libXi' on RPM-based systems to check the version.

Impact Analysis

If you use an X client connected to a malicious X server, this vulnerability could cause your client to crash. It does not allow code execution or data theft, but it disrupts normal operation.

Compliance Impact

This vulnerability does not directly impact compliance with GDPR, HIPAA, or similar regulations. It primarily affects system availability by causing crashes, not data confidentiality or integrity.

Mitigation Strategies

Update libXi to version 1.8.4 or later to address the out-of-bounds read vulnerability in XListInputDevices().

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