CVE-2026-93544
Out-of-bounds read in libXi's XI2 XIQueryDevice reply parsing
MEDIUM
6.5
CVSS Score
Published: September 24, 2026 at 04:13 PM UTC
Updated: September 24, 2026 at 09:17 PM UTC
1 product affected across 1 vendorLibxi
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
An out-of-bounds read in libXi's XI2 XIQueryDevice reply parsing in libXi before 1.8.4 can be used by a malicious X server to crash an attached X client.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (1)
SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
6.5MEDIUMsuse
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusAWAITING ANALYSIS
CWE
CWE-125
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