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@nightfury1204 nightfury1204 commented Dec 10, 2025

What is the feature/update/fix?

This release includes a security patch for a vulnerability in a dependency used by the Convox v2 rack. This update addresses a security issue in the following package:

golang.org/x/crypto - Fixed vulnerability:

  • GO-2025-4116 (CVE-2025-47913): SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process, potentially leading to denial of service

This security update ensures your Convox rack is protected against potential denial of service attacks that could affect system stability and availability.


How to use it?

This security update is automatically applied when you update your rack to the latest version. No additional configuration is required to benefit from this security fix.

To apply the update:

$ convox rack update

After updating, verify your rack is running the latest version:

$ convox rack

Does it have a breaking change?

No, there are no breaking changes introduced with this security fix. All functionality remains the same while improving the security posture of your Convox rack.


Requirements

To use this feature, you must be on at least rack version 20251210170659.
You can check your rack's version with the command convox rack -r rackName.
Update your rack to the latest version with the command convox rack update -r rackName.

@ntner ntner self-requested a review December 10, 2025 17:03
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  • Install and update to rack version
  • Downgrade to previous version
  • Telemetry based param groupings at install
  • Common convox rack param set variations after install
  • New application install and running with multiple resources
  • Existing application working after upgrade
  • Review and Deploy Workflows working across update
  • General and build stress-testing

@nightfury1204 nightfury1204 merged commit 9246c82 into master Dec 10, 2025
4 of 8 checks passed
@nightfury1204 nightfury1204 deleted the fix-go-cve branch December 10, 2025 17:06
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3 participants