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Debian 11 xrdp Critical Buffer Overflow DoS Vuln DLA-4464-1 CVE-2025-68670

debian lts
Calendar Grey February 3, 2026
Dist Debian Esm H88
Debian xrdp critical security advisory for buffer overflow vulnerability allowing remote code execution. Update recommended.
xrdp is an open source RDP server
Topics%20covered

Topics Covered

security advisory buffer overflow critical remote code execution debian xrdp

Summary

For Debian 11 bullseye, this problem has been fixed in version
0.9.21.1-1~deb11u3.

We recommend that you upgrade your xrdp packages.

For the detailed security status of xrdp please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/xrdp

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
critical
Lowest
Low
Medium
High
Critical

Package: xrdp
Version: 0.9.21.1-1~deb11u3
CVE ID: CVE-2025-68670
Debian Bug: 1126537

Topics%20covered

Topics Covered

security advisory buffer overflow critical remote code execution debian xrdp

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