CVE-2026-67297

A vulnerability in FreeRDP allows a malicious RD Gateway to bypass client-side size limits by sending oversized chunked HTTP responses. This exhausts the client's memory, resulting in a Denial of Service DoS. Mitigation To mitigate this issue, FreeRDP clients should only connect to trusted Remote...

CVE-2026-67298

A flaw was found in FreeRDP. A remote attacker, by sending a specially crafted Remote Desktop Protocol RDP packet, could trigger a heap buffer overflow in the server-side RAIL channel handler. This vulnerability, caused by an integer underflow, allows the attacker to corrupt memory and crash the...

UBUNTU-CVE-2026-68580

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-2026-67303

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 reachable assertion WINPRASSERTOutputBufferLength == BytesReturned in serialprocessirpdevicecontrol in...

Linux Distros Unpatched Vulnerability : CVE-2026-67306

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP versions 3.28.0 and earlier contain an out-of-bounds read vulnerability in the RDP6 planar RLE bitmap decoder functions planardecompressplanerle and...

Linux Distros Unpatched Vulnerability : CVE-2026-67295

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 properly validate server-supplied RDPDR paths in drive redirection, allowing attackers to access prefix-sibling paths outside the...

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-2026-67289

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 does not validate CRLF and control characters in the server-controlled RDP redirection TargetNetAddress field...

Linux Distros Unpatched Vulnerability : CVE-2026-67299

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 client-side heap use-after-free in the async update message proxy for WINDOWICONORDER when AsyncUpdate is enabled e.g. xfreerdp...

Linux Distros Unpatched Vulnerability : CVE-2026-68579

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP before 3.30.0 = 3.29.0 contains a heap-based buffer overflow in the Windows clipboard client's CliprdrStreamRead function client/Windows/wfcliprdr.c. Wh...

CVE-2026-67302

FreeRDP before 3.29.0 affected versions = 3.28.0 contains a divide-by-zero vulnerability in the rdpecam camera redirection client. ecamdevprocessstartstreamsrequest parses a server-controlled CAMMEDIATYPEDESCRIPTION from a StartStreamsRequest PDU but validates only Format and Flags, not...

UBUNTU-CVE-2026-67288

FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard cache request decoders that accept NULL NDR pointers for LookupName in SCARDIOCTLREADCACHEA and SCARDIOCTLWRITECACHEA operations. When smartcard emulation is enabled, attackers can send crafted smartcard cache...

UBUNTU-CVE-2026-67292

FreeRDP before 3.29.0 contains a buffer over-disclosure vulnerability in the gateway WebSocket transport libfreerdp/core/gateway/websocket.c. The client's Pong reply reuses a fixed 1024-byte response stream whose length is not sealed to the actual received Ping payload, so a malicious...

UBUNTU-CVE-2026-67304

FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard device control request cleanup when reader-state decoding fails. Attackers can send malformed smartcard IRP requests with non-zero cReaders and truncated reader-state data to crash the process via null pointer...

CVE-2026-67289 FreeRDP before 3.29.0 HTTP Proxy Request Injection via Redirection

FreeRDP before 3.29.0 affected versions = 3.28.0 does not validate CRLF and control characters in the server-controlled RDP redirection TargetNetAddress field. This value is copied into the client's ServerHostname and, when the client connects through an HTTP proxy, is written directly into the...

CVE-2026-66402 FreeRDP before 3.29.0 TLS Certificate Identity Validation Bypass

FreeRDP before 3.29.0 affected versions = 3.28.0 contains multiple TLS certificate identity validation weaknesses in tlsverifycertificate, tlsmatchhostname, and x509utilsgetdnsnames. Because FreeRDP performs custom Common Name and DNS SAN string matching instead of using OpenSSL's length-aware...

EUVD-2026-51844

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...

CVE-2026-67304 FreeRDP before 3.29.0 NULL Dereference via smartcard cleanup

FreeRDP before 3.29.0 contains a null pointer dereference vulnerability in smartcard device control request cleanup when reader-state decoding fails. Attackers can send malformed smartcard IRP requests with non-zero cReaders and truncated reader-state data to crash the process via null pointer...

CVE-2026-67305 FreeRDP Windows Client before 3.29.0 Heap Buffer Overflow via Cliprdr

FreeRDP Windows client before 3.29.0 contains a heap buffer overflow vulnerability in the clipboard virtual channel when processing CLIPRDRFILECONTENTSRESPONSE PDUs without validating the server-provided size against the destination buffer. A malicious RDP server can send a response with a data...

EUVD-2026-51865

FreeRDP before 3.29.0 contains a heap out-of-bounds read vulnerability in the TSMF FFmpeg decoder when parsing AVC1 MPEG2VIDEOINFO media types with insufficient ExtraData. Attackers can send malformed media format data from a server to trigger a crash by reading fixed offsets without validating...