Advisory severityHigh7.1Red Hat Linux

High [CVE-2026-67298] Denial of Service via integer underflow in RAIL channel handling

This high-severity Red Hat Linux advisory covers CVE-2026-67298.

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

CVE-2026-67298 Source published Aug 1, 2026Source updated Aug 1, 2026

VulniPulse record published Aug 4, 2026Record updated Aug 11, 2026

CVE-2026-67298

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Summary

Denial of Service via integer underflow in RAIL channel handling. Red Hat rates this important (CVSS 7.1).

Weakness: CWE-191.

Affected versions

3.28.0

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

3.29.0

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

To mitigate this issue do not expose FreeRDP server/proxy/shadow (freerdp-shadow-cli / freerdp-proxy) to untrusted networks—allow only trusted clients via firewall, or disable those services if unused.

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Discussion(0)

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