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OpenAdvisories
High RLSA-2026:69387 1 CVE

Important: freerdp security update

Published Sep 23, 2026 · Updated Sep 23, 2026

Ecosystem: Rocky Linux

Summary

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox.

Security Fix(es):

* FreeRDP: FreeRDP: Remote code execution or client crash via malicious TS Gateway (CVE-2026-55193)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 freerdp 2:2.11.7-13.el8_10

Vulnerabilities 1

  • High 8.7
    CVE-2026-55193

    FreeRDP: Heap-buffer-overflow write in TS Gateway RPC fragment receive due to uncapped bind_ack max_xmit_frag

    FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.27.0, FreeRDP clients using TS Gateway accept a server-controlled max_xmit_frag value in libfreerdp/core/gateway/rpc_bind.c without bounding it to the 4088-byte ReceiveFragment alloca…

    FreeRDP FreeRDP freerdp2 freerdp2 Debian Ubuntu Alpine

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2519818
  • advisory
    https://access.redhat.com/errata/RHSA-2026:69387