CVE-2026-67296

Description

FreeRDP before 3.29.0 contains a denial of service vulnerability in the RDPEI server channel handler that fails to validate maximum PDU body length before stream allocation. A malicious RDP client can send a header-only RDPEI message with a large declared body length to force excessive memory allocation on the server.

CVSS Vector

References

• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jm8r-22j6-4m4v
• https://www.vulncheck.com/advisories/freerdp-before-denial-of-service-via-rdpei-pdu