CVE-2025-49176 - Vulnerability Details

Related Threat Clusters

• Critical Vulnerabilities in Tigervnc Affect Oracle and Rocky Linux Users

  Recent updates for Tigervnc have addressed multiple critical vulnerabilities affecting Oracle Linux 9 and Rocky Linux 8. The vulnerabilities include CVE-2026-33999, CVE-2026-34000, CVE-2026-34001, CVE-2026-34002, and…

  12 articles · Updated June 25, 2026
• Multiple Vulnerabilities in Xorg-x11-server-xwayland Affecting TigerVNC

  Three vulnerabilities have been identified in the Xorg-x11-server-xwayland related to TigerVNC. CVE-2025-49179 and CVE-2025-49176 involve integer overflow issues in the x record and big requests extensions,…

  3 articles · Updated December 12, 2025

Recent Intelligence Reports

• Oracle Linux 9 tigervnc Important Remote Access Issues ELSA-2026 — Linuxsecurity · June 26, 2026
• CVE-2025-49176 Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: integer overflow in big requests extension — Api.Msrc.Microsoft · December 12, 2025

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