CVE-2026-41096: Heap Overflow in the Windows DNS Client

Original text: “CVE-2026-41096: Heap Overflow in the Windows DNS Client” — m0n1x90, m0n1x90.dev (May 24, 2026). Code, tables and ASCII diagrams below are reproduced verbatim with attribution captions.

Executive Summary

CVE-2026-41096 is a remotely-triggerable heap overflow in dnsapi.dll, the Windows DNS client library shipped with modern Windows 11 builds. A single crafted UDP DNS response…

https://core-jmp.org/2026/06/cve-2026-41096-windows-dns-client-heap-overflow/