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CVE-2026-84875 IBM CVE debrief

IBM Guardium Data Protection's Sniffer component has vulnerabilities that allow remote code execution via buffer overflow. This issue affects versions 12.0, 12.1, and 12.2, requiring immediate patching and system integrity verification to prevent potential exploitation. Administrators must assess exposure, apply patches, and monitor logs for suspicious activity. The CVE record and source item provide details, but specific exploitation and impact information is limited. Affected administrators should prioritize patching and verify system integrity.

Vendor
IBM
Product
Guardium Data Protection
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-08
Original CVE updated
2026-10-10
Advisory published
2026-10-08
Advisory updated
2026-10-10

Who should care

IBM Guardium Data Protection administrators and security teams responsible for monitoring and patching the system should be aware of these vulnerabilities. They must assess exposure of IBM Guardium Data Protection instances to the Sniffer component vulnerabilities, verify if versions 12.0, 12.1, and 12.2 are in use, and apply patches if available. Additionally, they should monitor IBM Guardium Data Protection logsfor

Why it matters

CVE-2026-84875 requires immediate attention from IBM Guardium Data Protection administrators due to potential remote code execution risks. Affected versions must be patched, and system integrity verified.

  • Potential remote code execution via buffer overflow requires immediate patching and monitoring
  • Exposure of sensitive data and systems may occur if vulnerabilities are not addressed
  • Verification of system integrity and monitoring for exploitation attempts are necessary

Technical summary

The Sniffer component in IBM Guardium Data Protection versions 12.0, 12.1, and 12.2 has multiple vulnerabilities that could allow remote attackers to execute arbitrary code via a buffer overflow. These vulnerabilities require immediate attention from administrators to assess exposure, apply patches, and monitor for potential exploitation attempts. The affected versions must be patched, and system integrity verified to prevent remote code execution risks.

Defensive priority

High priority for IBM Guardium Data Protection administrators to assess exposure and apply patches

Recommended defensive actions

  • Assess exposure of IBM Guardium Data Protection instances to the Sniffer component vulnerabilities
  • Verify if IBM Guardium Data Protection versions 12.0, 12.1, and 12.2 are in use and apply patches if available
  • Monitor IBM Guardium Data Protection logs for potential exploitation attempts

Evidence notes

The CVE record and source item provide details on the vulnerabilities affecting IBM Guardium Data Protection 12.0, 12.1, and 12.2. However, specific details on exploitation, impact, and remediation are limited.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-84875 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-84875

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-84875 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-84875

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.