microsoft / microsoft/PowerToys

[Keyboard Manager] Overrun of stack-based buffer

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Issue-Bug Needs-Triage Product-Keyboard Manager
Dominant language
C
Stars
139k
Forks
8.6k
PR merge metrics
PR metrics pending

Description

### Microsoft PowerToys version

0.100.2

### Installation method

GitHub

### Area(s) with issue?

Keyboard Manager

### Steps to reproduce

Image

### ✔️ Expected Behavior

_No response_

### ❌ Actual Behavior

_No response_

### Upload Bug Report ZIP-file

_No response_

### Additional Information

OS Version: Microsoft Windows NT 10.0.19045.0
.NET Version: .NET 10.0.9
PowerToys is running as admin (elevated)
Install scope: per user
Operating System Language: English (United States)
System locale: en-US

### Other Software

_No response_

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

The issue identifies Keyboard Manager and includes a screenshot, but it names no source file, test, or reproducible steps beyond the report. Start by reproducing the stack-buffer-overrun condition in Keyboard Manager; done should include a confirmed cause, a fix, and regression coverage.

Written by the indexing model from the issue text.

Assessment

Tech stack
c
Domain
desktop, operating-systems
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
30/100

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