CVE-2026-84035 Multiple vulnerabilities affect the Sniffer component as part of IBM Guardium Data Protection

High 8.1 Published Updated

A stack-based buffer overflow in the Sniffer component allows remote attackers to execute arbitrary code on IBM Guardium Data Protection systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-84035?

CVE-2026-84035 is a high-severity memory corruption vulnerability in Ibm Guardium Data Protection, published on 8 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Guardium Data Protection 12.0, 12.1, and 12.2 could allow a remote attacker to execute arbitrary code due to a stack-based buffer overflow.

Weakness: CWE-121

Which versions are affected by CVE-2026-84035?

It affects 1 product.

Products include Ibm Guardium Data Protection.

How do I fix CVE-2026-84035?

No fix has been published for CVE-2026-84035 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-84035 being exploited?

There is no known exploitation of CVE-2026-84035 in the wild and no public exploit code.

All Ibm Guardium Data Protection vulnerabilities

Sources

Also known as GHSA-g748-qjmj-fm4h.

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