Use when an app, service, or user-mode driver host heap fails or Application Verifier detects corruption; inspect history and bounds. Not for kernel pool corruption or ordinary OOM.
Install
npx skills add microsoft/win-dev-skills --skill windbg-user-heap-corruption-investigationnpx skills add microsoft/win-dev-skills --skill windbg-user-heap-corruption-investigation -a claude-code -gnpx skills add microsoft/win-dev-skills --skill windbg-user-heap-corruption-investigation -a codex -ggemini skills install https://github.com/microsoft/win-dev-skills.git --path plugins/windbg/skills/windbg-user-heap-corruption-investigationgh skill install microsoft/win-dev-skills windbg-user-heap-corruption-investigationgit clone --depth 1 https://github.com/microsoft/win-dev-skills /tmp/microsoft__win-dev-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/microsoft__win-dev-skills/plugins/windbg/skills/windbg-user-heap-corruption-investigation ~/.claude/skills/windbg-user-heap-corruption-investigation # Claude Code
cp -R /tmp/microsoft__win-dev-skills/plugins/windbg/skills/windbg-user-heap-corruption-investigation ~/.agents/skills/windbg-user-heap-corruption-investigation # Codex, Cursor, Gemini CLI, Copilot, OpenCode