# CVE-2026-84230: IBM Guardium Data Protection race condition denial of service

Source: https://junglewise.ai/threats/cve-2026-84230-ibm-guardium-data-protection-12-2-2-could-allow-a-remote-attacker  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-08. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-84230 · Severity: high · CVSS 7.5 · Published 2026-10-08

IBM Guardium Data Protection is a security monitoring platform that protects sensitive databases and applications. A race condition vulnerability in version 12.2.2 allows a remote attacker to crash the service without authentication, resulting in denial of access to database monitoring and protection capabilities.

Technologies: [IBM Guardium Data Protection](https://junglewise.ai/threats/technologies/guardium-data-protection). Vendors: [IBM](https://junglewise.ai/threats/vendors/ibm).

## Quick answers

**Is CVE-2026-84230 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-84230 being exploited in the wild.

**How severe is CVE-2026-84230?** High severity, with a CVSS score of 7.5, published 8 October 2026.

**Which products and versions are affected?** IBM Guardium Data Protection 12.2.2.

**Is there a fix for CVE-2026-84230?** Yes: fixed in 12.2.3. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-84230 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-84230?** Check whether you run IBM Guardium Data Protection at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in 12.2.3

## Technical details

The vulnerability is a race condition in concurrent unsynchronized writes to a shared map (CWE-362). An unauthenticated remote attacker with network access can trigger this condition to cause the application to crash, resulting in denial of service. The fix is available in version 12.2.3.

## Affected products

- IBM Guardium Data Protection 12.2.2

## Timeline

- 2026-09-21: disclosed
- 2026-10-08: advisory

## References

- [https://www.ibm.com/support/pages/node/7288627](https://www.ibm.com/support/pages/node/7288627)

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