Alta Video — 2044: Vulnerability in golang.org/x/crypto where SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic

Release Date

7th of April 2026.

Overview

A vulnerability was identified in Go's golang.org/x/crypto SSH clients. Specifically, SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process. The vulnerability was considered low risk due to the affected SSH clients running as separate processes.

Affected Products

  • Avigilon Cloud-Native Cameras:
    • All Stable upgrade Channel versions before 8.1.5.
    • All Beta upgrade channel versions before 8.1.0.

Unaffected Products

  • Alta Video: all versions.

  • Avigilon Cloud-Native Cameras:

    • All Stable upgrade channel versions after and including 8.1.5.
    • All Beta upgrade channel versions after and including 8.1.0.

  • Alta Video Cloud: all versions.

Resolution

This issue has been fixed in Avigilon Cloud-Native Cameras Beta upgrade channel version 8.1.0 and Stable upgrade channel version 8.1.5.

It is [recommended|strongly recommended|highly recommended|crucial] that all Avigilon Cloud-Native camera installations running an affected version upgrade to the latest release as soon as possible. Releases are available to download through the Alta Video User Interface for Avigilon Cloud-Native cameras and the Avigilon Cloud-Native Camera Interface for unmanaged cameras.

Vulnerability Information

Mitigations

There are no known mitigations for this issue.

Work arounds

There are no known work arounds for this issue.

Acknowledgements

Issue reported by project maintainers.

Disclosure Timeline

  • 13/11/2025 Issue found
  • 19/11/2025 Root cause established
  • 20/11/2025 Fix identified
  • 27/01/2026 Patched Avigilon Cloud-Native Cameras (Beta upgrade channel) released
  • 19/03/2026 Patched Avigilon Cloud-Native Cameras (Stable upgrade channel) released
  • 07/04/2026 Vulnerability publicly disclosed