CVE-2026-67299

A flaw was found in FreeRDP. A malicious or compromised Remote Desktop Protocol RDP server can exploit a heap use-after-free vulnerability when a client connects with asynchronous updates enabled. By sending a specially crafted Window Alternate Secondary Order message, the server can trigger memo...

CVE-2026-67293

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The software's Transport Layer Security TLS hostname matcher incorrectly validates wildcard certificates, allowing it to accept certificates for multi-label subdomains that should not be covered. This...

CVE-2026-68580 FreeRDP before 3.29.0 Integer Overflow via Audio Input Channel

FreeRDP before 3.29.0 contains integer overflow vulnerabilities in the audio input redirection channel audin across ALSA, sndio, WinMM, and OpenSL ES backends that fail to validate the FramesPerPacket parameter from RDP servers. Attackers can supply a malicious FramesPerPacket value causing...

Linux Distros Unpatched Vulnerability : CVE-2026-67293

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP before 3.29.0 affected versions = 3.28.0 contains an improper certificate hostname validation vulnerability. The TLS hostname matcher tlsmatchhostname i...

Linux Distros Unpatched Vulnerability : CVE-2026-67296

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 strea...

Linux Distros Unpatched Vulnerability : CVE-2026-67297

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP before 3.29.0 fails to enforce the RESPONSESIZELIMIT when processing Transfer-Encoding: chunked HTTP responses in httpresponserecvbody. Attackers...

CVE-2026-67306

FreeRDP versions 3.28.0 and earlier contain an out-of-bounds read vulnerability in the RDP6 planar RLE bitmap decoder functions planardecompressplanerle and planardecompressplanerleonly in libfreerdp/codec/planar.c. Only the 1-byte control byte is bounds-checked; the subsequent 0–15...

CVE-2026-67296

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...

EUVD-2026-51835

FreeRDP versions 3.28.0 and earlier contain an out-of-bounds read vulnerability in the RDP6 planar RLE bitmap decoder functions planardecompressplanerle and planardecompressplanerleonly in libfreerdp/codec/planar.c. Only the 1-byte control byte is bounds-checked; the subsequent 0–15...

EUVD-2026-51820

FreeRDP before 3.29.0 contains a client-side heap use-after-free in the async update message proxy for WINDOWICONORDER when AsyncUpdate is enabled e.g. xfreerdp /async-update. In updatemessageWindowIcon a shallow CopyMemory overwrites a freshly allocated lParam-iconInfo with the parser-owned...

CVE-2026-67296

CVE-2026-67296 affects FreeRDP prior to 3.29.0, where the RDPEI server channel handler may allocate excessive memory if a header-only RDPEI message declares a large body length, enabling a denial-of-service. This is documented in the NVD/CVE entries and CVE listing; no patch details are provided ...

CVE-2026-67301

FreeRDP 3.x before 3.29.0 is affected by an out-of-bounds read in the async update message proxy for PolygonSC/PolygonCB drawing orders. The bug occurs when AsyncUpdate is enabled: update_message_PolygonSC() and update_message_PolygonCB() allocate a new points array but copy data from the order s...

CVE-2026-18358

Affects gnome-remote-desktop as shipped in Red Hat Enterprise Linux. When the daemon runs in system mode with RDP enabled, the incoming connection handler bypasses the connection throttler, allowing an unauthenticated remote attacker to open many parallel pre-authentication connections to the RDP...

CVE-2026-18358

A flaw was found in gnome-remote-desktop as shipped in Red Hat Enterprise Linux. When the daemon is running in system mode with RDP enabled, the incoming connection handler bypasses the connection throttler, allowing an unauthenticated remote attacker to open many parallel pre-authentication...

CVE-2026-18358 Gnome-remote-desktop: gnome-remote-desktop system-mode rdp server missing connection throttling allows unauthenticated denial of service

A flaw was found in gnome-remote-desktop as shipped in Red Hat Enterprise Linux. When the daemon is running in system mode with RDP enabled, the incoming connection handler bypasses the connection throttler, allowing an unauthenticated remote attacker to open many parallel pre-authentication...

EUVD-2026-51528

A flaw was found in gnome-remote-desktop as shipped in Red Hat Enterprise Linux. When the daemon is running in system mode with RDP enabled, the incoming connection handler bypasses the connection throttler, allowing an unauthenticated remote attacker to open many parallel pre-authentication...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

freerdp: FreeRDP: Remote code execution via heap-buffer-overflow in gdi_CacheToSurface

A flaw was found in FreeRDP.If a user connects to a malicious Remote Desktop RDP server, a security flaw in FreeRDP could cause the application to crash or allow the server to run unauthorized code on the user's system...

TencentOS Server 2: freerdp (TSSA-2026:0753)

The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0753 advisory. Package updates are available for TencentOS Server 2 that fix the following vulnerabilities...