CVE-2026-114042

A flaw was found in FreeRDP. The drdynvc channel frees a pool-owned stream with the owned-stream deallocator when totalLength is smaller than the chunk size. A malicious RDP server can send a crafted Virtual Channel PDU to trigger the free and crash the client during teardown. This issue affects...

CVE-2026-114042

FreeRDP 3.32.0 contains a use-after-free vulnerability in the drdynvc channel that frees a pool-owned stream with the owned-stream deallocator when totalLength is smaller than the chunk size. A malicious RDP server can send a single well-formed Virtual Channel PDU to trigger the free and crash th...

DEBIAN-CVE-2026-109951

FreeRDP 3.17.1 before 3.32.0 contains a heap buffer over-read vulnerability in DynvcTrackerHandleCreateBack of the freerdp-proxy DRDYNVC channel handler that allows malicious backend RDP servers to read heap memory out of bounds. Attackers can send a CREATEREQUESTPDU whose channel name lacks a NU...

CVE-2026-109951

FreeRDP 3.17.1 before 3.32.0 contains a heap buffer over-read vulnerability in DynvcTrackerHandleCreateBack of the freerdp-proxy DRDYNVC channel handler that allows malicious backend RDP servers to read heap memory out of bounds. Attackers can send a CREATEREQUESTPDU whose channel name lacks a NU...

Astra Linux – Vulnerability in xrdp

xrdp is an open-source project that provides a graphical login to remote machines using the Microsoft Remote Desktop Protocol RDP. xrdp versions prior to 0.9.21 contain a bug in the xrdpmmtransprocessdrdynvcchannelopen function. There are no known solutions to this issue. Users are advised to...

FreeRDP RDP Client Unauthorized Access

The vulnerabilities of the functions dvcmancallonreceive and dvcmanchannelclose in the file channels/drdynvc/client/drdynvcmain.c of the RDP client FreeRDP are related to synchronization errors when using a shared resource. Exploiting these vulnerabilities can allow an attacker operating remotely...

CVE-2026-56297 FreeRDP - Use-After-Free via Race Condition in DRDYNVC Channel Callback

FreeRDP before 3.22.0 contains a use-after-free vulnerability in dvcmanchannelclose and dvcmancallonreceive due to improper synchronization of channelcallback access. A malicious RDP server can trigger a race condition by sending DYNVCDATA and DYNVCCLOSE messages concurrently, causing...

SUSE CVE-2022-23478

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol RDP. xrdp v0.9.21 contain a Out of Bound Write in xrdpmmtransprocessdrdynvcchannelopen function. There are no known workarounds for this issue. Users are advised to upgrade...

XRDP Heap Buffer Overflow DoS

The vulnerability of the xrdpmmtransprocessdrdynvcchannelclose function on the XRDP server is related to reading data beyond the buffer limit in memory. Exploiting this vulnerability can allow a malicious actor to gain unauthorized access to protected information or cause service failures...

DEBIAN-CVE-2022-23493

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol RDP. xrdp v0.9.21 contain a Out of Bound Read in xrdpmmtransprocessdrdynvcchannelclose function. There are no known workarounds for this issue. Users are advised to upgrade...

DEBIAN-CVE-2022-23478

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol RDP. xrdp v0.9.21 contain a Out of Bound Write in xrdpmmtransprocessdrdynvcchannelopen function. There are no known workarounds for this issue. Users are advised to upgrade...

UBUNTU-CVE-2022-23478

xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol RDP. xrdp v0.9.21 contain a Out of Bound Write in xrdpmmtransprocessdrdynvcchannelopen function. There are no known workarounds for this issue. Users are advised to upgrade...

PT-2022-5819

Name of the Vulnerable Software and Affected Versions xrdp versions prior to 0.9.21 Description The issue is related to an Out of Bound Write in the xrdp mm trans process drdynvc channel open function. This can allow a remote attacker to gain access to a remote machine. There are no known...

PT-2022-5894

Name of the Vulnerable Software and Affected Versions xrdp versions prior to 0.9.21 Description The issue is related to an Out of Bound Read in the xrdp mm trans process drdynvc channel close function. This can allow a remote attacker to gain unauthorized access to protected information or cause ...

xrdp buffer error vulnerability

xrdp is an open source remote desktop protocol server from Neutrinolabs Labs. A buffer error vulnerability exists in xrdp versions prior to v0.9.21, which stems from the inclusion of an out-of-bounds read in the xrdpmmtransprocessdrdynvcchannelclose function...