BugZero | Citrix NetScaler BugID NSHELP-40429 - NetScaler VPX HA might crash during the recursive ...

Citrix NetScaler - Defect ID: NSHELP-40429

NetScaler VPX HA might crash during the recursive resolution of a CNAME chain, especially when a CNAME in the chain becomes invalid in the cache.

Citrix NetScaler - Defect ID: NSHELP-40429

NetScaler VPX HA might crash during the recursive resolution of a CNAME chain, especially when a CNAME in the chain becomes invalid in the cache.

Last updated on April 28th, 2026

BugZero Risk Score
0.0 Coming soon

Overall: N/A

Severity: N/A

Community: N/A

Lifecycle: N/A

What is the BugZero Risk Score?

Citrix NetScaler Integration

Learn more about where this data comes from

Citrix NetScaler Integration

Learn more

BugZero Plan

Streamline upgrades with automated vendor bug scrubs

BugZero Plan

Learn more

BugZero Prevent

Wish you caught this bug sooner? Get proactive today.

BugZero Prevent

Learn more

Bug Details

Status: Fixed

Description

The vendor has published 1 unique mention(s) for this bug: 1. NetScaler VPX HA might crash during the recursive resolution of a CNAME chain, especially when a CNAME in the chain becomes invalid in the cache. Modules: 1. Load Balancing Latest urls for this bug: 1. https://docs.netscaler.com/en-us/updates?product=NetScaler%20ADC%20%28includes%20NetScaler%20Gateway%29&version=14.1&build=60.58

Change history

2026-04-28 Added: 14.1 Build 60.58

2026-04-28 Removed: Build 14.1-60.58

2026-03-24 Added: Build 14.1-60.58

2026-03-24 Removed: Build 14.1-60.57

2026-01-20 Added: Build 14.1-60.57

2026-01-20 Removed: Build 14.1-60.52

2025-12-09 Added: Build 14.1-60.52

Top Citrix NetScaler Defects

Defect ID: NSUI-23051
The Next-Gen API OpenAPI Specification link under Documentation returns a 404 error.
Defect ID: NSLINUX-10080
On a NetScaler VPX instance deployed on Linux platform, the packet engine might crash on a long-running system because of memory exhaustion. NetScaler VPX recovers automatically after the crash.
Defect ID: NSHELP-43548
The HA synchronization might fail if sourceIPWhitelisting is enabled in the GSLB parameters.
Defect ID: NSHELP-43511
NetScaler crashes when an authentication request arrives for a virtual server whose bind configuration does not exist.
Defect ID: NSHELP-43508
On Ubuntu, certain NetScaler BLX log files, such as nitro.log and callhome.log , might stop updating after log rotation. This issue occurs due to a file ownership mismatch between logrotate and rsyslog utilities.

Ready to prevent the next vendor outage?

Get a demo

Citrix NetScaler - Defect ID: NSHELP-40429

NetScaler VPX HA might crash during the recursive resolution of a CNAME chain, especially when a CNAME in the chain becomes invalid in the cache.

Citrix NetScaler - Defect ID: NSHELP-40429

NetScaler VPX HA might crash during the recursive resolution of a CNAME chain, especially when a CNAME in the chain becomes invalid in the cache.

Last updated on April 28th, 2026

BugZero Risk Score0.0 Coming soon

Bug Details

Links

Top Citrix NetScaler Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
0.0 Coming soon