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OpenAdvisories
Critical USN-7839-2 1 CVE

google-guest-agent vulnerability

Published Nov 3, 2025 · Updated Jun 25, 2026

Summary

USN-7839-1 fixed vulnerabilities in Go Cryptography. This update provides
the corresponding update in the Go Cryptography module included in Google
Guest Agent.

Original advisory details:

Damien Tournoud, Patrick Dawkins, Vince Parker, and Jules Duvivier
discovered that Go Cryptography incorrectly handled public keys during SSH
operations. An attacker could possibly use this issue to bypass
authorization mechanisms.

Fixed packages 5

ReleasePackageFixed in
Ubuntu · 22.04 LTS 22.04:LTS google-guest-agent 20250116.00-0ubuntu1~22.04.1
Ubuntu · 24.04 LTS 24.04:LTS google-guest-agent 20250116.00-0ubuntu1~24.04.2
Ubuntu · Pro 16.04 LTS Pro:16.04:LTS google-guest-agent 20240716.00-0ubuntu1~16.04.0+esm1
Ubuntu · Pro 18.04 LTS Pro:18.04:LTS google-guest-agent 20241011.01-0ubuntu1~18.04.0+esm1
Ubuntu · Pro 20.04 LTS Pro:20.04:LTS google-guest-agent 20250116.00-0ubuntu1~20.04.0+esm1

Vulnerabilities 1

References

  • report
    https://ubuntu.com/security/CVE-2024-45337