An integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Connecting to a malicious VNC server may cause a denial-of-service.

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-112519 · Microsoft / collected KEV context

cve-program · CVE-2026-112519

• https://support.apple.com/en-us/149521
• https://support.apple.com/en-us/149522
• https://support.apple.com/en-us/149523

• An integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Connecting to a malicious VNC server may cause a denial-of-service. · Newly collected advisory · 26 Oct 2026