Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, railwindowfree dereferenced a freed xfAppWindow pointer during HashTableFree cleanup. This was due to xfrailwindowcommon calling freeappWindow in case of title allocation failures, without first removing the...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in the functions kerberosAcceptSecurityContext and kerberosInitializeSecurityContextA located in WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c could cause crashes in any FreeRDP...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Clients that use FreeRDP before version 3.5.1 are vulnerable to out-of-bounds read vulnerabilities. Version 3.5.1 includes a patch for this issue. There are no known workarounds available...

Astra Linux – Vulnerability in freerdp3

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

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.26.0, a malicious RDP client could trigger a heap-buffer-overflow write in FreeRDP’s server-side clipboard cliprdr channel by sending a CBCLIPCAPS PDU with a too-small capabilitySetLength. This could cause the...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free remote desktop protocol library and client. Versions of FreeRDP that are affected may attempt integer additions on too narrow types, resulting in the allocation of a buffer that is too small to hold the written data. A malicious server can trick a FreeRDP-based client into readi...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Clients that use FreeRDP versions prior to 3.5.0 or 2.11.6 and have connections to servers using the NSC codec are vulnerable to integer underflow. Versions 3.5.0 and 2.11.6 address this issue. As a workaround, do not use the NSC...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. This issue only affects clients. An integer underflow can lead to a Denial of Service DOS vulnerability, for example, an abort due to WINPRASSERT with default compilation flags. When an...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Clients that use the /bpp:32 legacy GDI drawing path with a version of FreeRDP prior to 3.5.0 or 2.11.6 are vulnerable to out-of-bounds read vulnerabilities. Versions 3.5.0 and 2.11.6 address this issue. As a workaround, use modern...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Clients that use versions of FreeRDP prior to 3.5.0 or 2.11.6 are vulnerable to out-of-bounds read vulnerabilities. Versions 3.5.0 and 2.11.6 address this issue. As a workaround, deactivate /gfx which is enabled by default; instead,...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Clients based on FreeRDP prior to version 3.5.1 are vulnerable to a possible NULL access and may crash. Version 3.5.1 contains a patch for this issue. There are no known workarounds available...

Important: freerdp

Issue Overview: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, an authenticated RDP client can advertise DVI ADPCM with nBlockAlign equal to 8 and nChannels equal to 2 to make the bs calculation in rdpsndserverselectformat in channels/rdpsnd/server/rdpsndmain.c...

Medium: freerdp

Issue Overview: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in channels/rdpsnd/server/rdpsndmain.c frees context-clientformats on a malformed Client Audio Formats PDU without clearing the owning pointer or numclientformats. An...

TencentOS Server 4: freerdp (TSSA-2026:1001)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:1001 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

AlmaLinux 10 : freerdp (ALSA-2026:66349)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:66349 advisory. FreeRDP: FreeRDP: Remote code execution or client crash via malicious TS Gateway CVE-2026-55193 Tenable has extracted the preceding description block directly fr...

Amazon Linux 2023 : freerdp, freerdp-devel, freerdp-libs (ALAS2023-2026-2142)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2142 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, an authenticated RDP client can advertise DVI ADPCM with nBlockAlign equal to 8 and nChannels equal to 2 to ma...

Amazon Linux 2 : freerdp (ALAS-2026-3906)

The version of freerdp installed on the remote host is prior to 2.11.7-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3906 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsndserverrecvformats in...

[SECURITY] Fedora 45 Update: freerdp-3.31.1-1.fc45

The xfreerdp & wlfreerdp Remote Desktop Protocol RDP clients from the FreeR DP project. xfreerdp & wlfreerdp can connect to RDP servers such as Microsoft Windows machines, xrdp and VirtualBox...

[SECURITY] Fedora 45 Update: freerdp2-2.11.7-16.fc45

The xfreerdp & wlfreerdp Remote Desktop Protocol RDP clients from the FreeR DP project. xfreerdp & wlfreerdp can connect to RDP servers such as Microsoft Windows machines, xrdp and VirtualBox...

RLSA-2026:66349 Important: 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: FreeRDP: Remote code execution or client crash via malicious TS...