xrdp: xrdp is an open source RDP server
CVE-2026-44178 is fixed in 5 products on 1 platform, first by FEDORA-2026-952A486B39, released July 17, 2026. It is not reported as exploited. Patch Radar priority: High.
xrdp is an open source RDP server. Versions 0.10.6 and prior contain a heap-based buffer overflow vulnerability within the virtual channel forwarding mechanism. When forwarding data from a remote client to the internal channel server, the xrdp process utilizes a fixed-size buffer without adequate bounds checking on the incoming payload. An authenticated remote attacker can exploit this flaw by sending a specially crafted virtual channel message that exceeds the buffer capacity, leading to heap memory corruption. This may result in a denial of service or the execution of arbitrary code with the privileges of the xrdp process. This issue has been fixed in version 0.10.6.1.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| xrdp · Debian 12.15 (bookworm) | 0.9.21.1-1+deb12u3 | DEBIAN-CVE-2026-44178 | Aug 1, 2026 |
| xrdp · Debian 13.5 (trixie) | 0.10.1-3.1+deb13u2 | DEBIAN-CVE-2026-44178 | Aug 1, 2026 |
| xrdp · Debian 14 | 0.10.6.1-2 | DEBIAN-CVE-2026-44178 | Aug 1, 2026 |
| xrdp · Fedora 43 | 1:0.10.6.1-3.fc43 | FEDORA-2026-952A486B39 | Jul 17, 2026 |
| xrdp-debuginfo · Fedora 43 | 1:0.10.6.1-3.fc43 | FEDORA-2026-952A486B39 | Jul 17, 2026 |
| xrdp-debugsource · Fedora 43 | 1:0.10.6.1-3.fc43 | FEDORA-2026-952A486B39 | Jul 17, 2026 |
| xrdp-devel · Fedora 43 | 1:0.10.6.1-3.fc43 | FEDORA-2026-952A486B39 | Jul 17, 2026 |
| xrdp-selinux · Fedora 43 | 1:0.10.6.1-3.fc43 | FEDORA-2026-952A486B39 | Jul 17, 2026 |
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