Advisory severityHigh7.5Red Hat Linux

High [CVE-2026-45765] Denial of Service via unbounded DNP3 reassembly

This high-severity Red Hat Linux advisory covers CVE-2026-45765.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-45765 Source published Sep 10, 2026Source updated Sep 10, 2026

VulniPulse record published Sep 16, 2026Record updated Sep 22, 2026

CVE-2026-45765

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Summary

Denial of Service via unbounded DNP3 reassembly. Red Hat rates this important (CVSS 7.5).

Weakness: CWE-1284.

Affected versions

< 7.0.16
< 8.0.5

Official advisory · high-confidence parse· fetched 17 days ago·verify at source

Fixed versions

No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.

Official advisory · high-confidence parse· fetched 17 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Disable DNP3 parsing in the Suricata configuration file or configure a restricted maximum stream reassembly depth using the `stream.reassembly.depth` setting to cap memory utilization.

Official advisory · high-confidence parse· fetched 17 days ago·verify at source

Discussion(0)

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