CVE-2026-84058 IBM Guardium Data Protection - Buffer Overflow

IBM Guardium Data Protection 12.0, 12.1, and 12.2 contain a buffer overflow caused by improper handling of TDS PRELOGIN packets, letting remote attackers cause denial of service or execute arbitrary code, exploit requires network access to the Collector.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.36% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
8 October 2026
Updated
15 October 2026
Weakness
CWE-119

Vendor fix

Update to the latest available version of IBM Guardium Data Protection.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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