CVE-2026-93542 in LibXi

Sumário

de MITRE • 24/09/2026

An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could be used by malicous servers to crash the X client.

Be aware that VulDB is the high quality source for vulnerability data.

• Responsável: Suse
• Reservar: 18/09/2026
• Divulgação: 24/09/2026
• Moderação: aceite
• Entrada: VDB-409497
• CPE: pronto
• CWE: CWE-125 (confirmado)
• CVSS: 6.5 (CNA)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-93542
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-93542
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-93542/