CVE-2026-91951

A flaw was found in FreeRDP. A malicious Remote Desktop Protocol RDP server can send a specially crafted USB redirection message to the urbdrc client channel. This can trigger an out-of-bounds write, leading to a denial of service DoS for the client when verbose asserts are enabled. Mitigation To...

DEBIAN-CVE-2026-91956

FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC channel's funcgetepdesc function that indexes interface arrays by position instead of protocol field InterfaceNumber. A malicious RDP server can send a crafted SELECTCONFIGURATION message with permuted InterfaceNumbe...

DEBIAN-CVE-2026-91951

FreeRDP versions before 3.31.0 contain an out-of-bounds write vulnerability in the urbdrc client channel's urbsendcurrentframenumberresult function. A malicious RDP server can send a crafted 28-byte USB redirection message to trigger a 4-byte write past the allocated 16-byte buffer, causing denia...

EUVD-2026-78639

FreeRDP versions before 3.31.0 contain an uninitialized heap memory disclosure vulnerability in the urbdrc USB redirection channel. A malicious RDP server can induce failing USB transfers to read uninitialized heap memory from the client, defeating ASLR and enabling remote code execution when...

CVE-2026-91956 FreeRDP before 3.31.0 Out-of-Bounds Read via URBDRC

FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC channel's funcgetepdesc function that indexes interface arrays by position instead of protocol field InterfaceNumber. A malicious RDP server can send a crafted SELECTCONFIGURATION message with permuted InterfaceNumbe...

CVE-2026-91956

FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC (USB device redirection) channel's func_get_ep_desc function. The root cause is an index mismatch : the function indexes interface arrays by position rather than by the protocol field InterfaceNumber. A malicious RDP...

EUVD-2026-78632

FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC channel's funcgetepdesc function that indexes interface arrays by position instead of protocol field InterfaceNumber. A malicious RDP server can send a crafted SELECTCONFIGURATION message with permuted InterfaceNumbe...

EUVD-2026-78808

FreeRDP versions before 3.31.0 contain an out-of-bounds write vulnerability in the urbdrc client channel's urbsendcurrentframenumberresult function. A malicious RDP server can send a crafted 28-byte USB redirection message to trigger a 4-byte write past the allocated 16-byte buffer, causing denia...

CVE-2026-91951 FreeRDP 3.14.0 through 3.30.0 Out-of-bounds Write via urbdrc

FreeRDP versions before 3.31.0 contain an out-of-bounds write vulnerability in the urbdrc client channel's urbsendcurrentframenumberresult function. A malicious RDP server can send a crafted 28-byte USB redirection message to trigger a 4-byte write past the allocated 16-byte buffer, causing denia...

CVE-2026-91956: Out-of-bounds Read

FreeRDP before 3.31.0 contains an out-of-bounds read vulnerability in the URBDRC channel's funcgetepdesc function that indexes interface arrays by position instead of protocol field InterfaceNumber. A malicious RDP server can send a crafted SELECTCONFIGURATION message with permuted InterfaceNumbe...

PT-2026-92075

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.31.0 Description An out-of-bounds read occurs in the func get ep desc function within the URBDRC channel. The issue arises because interface arrays are indexed by position rather than by the protocol field...

PT-2026-92070

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.31.0 Description An out-of-bounds write occurs in the urbdrc client channel's urb send current frame number result function. A malicious RDP server can send a crafted 28-byte USB redirection message to trigger a...

freerdp security update

An update is available for freerdp. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released...

RLSA-2023:2851 Moderate: freerdp security update

FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fixes: freerdp: clients using /parallel command line switch might read...

RockyLinux 8 : freerdp (RLSA-2023:2851)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:2851 advisory. freerdp: clients using /parallel command line switch might read uninitialized data CVE-2022-39282 freerdp: clients using the /video command line switch...

freerdp: FreeRDP has a heap-use-after-free in urb_bulk_transfer_cb

A heap buffer use after free has been discovered in FreeRDP. Asynchronous bulk transfer completions can use a freed channel callback after URBDRC channel close, leading to a use after free in urbwritecompletion...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: freerdp (UTSA-2026-010666)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010666 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, aAsynchronous bulk transfer completions can use a freed channel callback after URBD...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: freerdp (UTSA-2026-007188)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007188 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, aAsynchronous bulk transfer completions can use a freed channel callback after URBD...

CVE-2026-24681

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, aAsynchronous bulk transfer completions can use a freed channel callback after URBDRC channel close, leading to a use after free in urbwritecompletion. This vulnerability is fixed in 3.22.0...

CVE-2026-24681 FreeRDP has a heap-use-after-free in urb_bulk_transfer_cb

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, aAsynchronous bulk transfer completions can use a freed channel callback after URBDRC channel close, leading to a use after free in urbwritecompletion. This vulnerability is fixed in 3.22.0...