Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData was present, cleardecompress called freerdpimagecopynooverlap without validating the destination rectangle. This allowed out-of-bounds read/writing through crafted RDPGFX surfac...

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. 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 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...

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, use the /gfx or /rfx modes default setting; requires...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. All FreeRDP clients prior to version 2.4.1 that used gateway connections /gt:rpc failed to validate input data. A malicious gateway could allow client memory to be written out of bounds. This...

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 RDP. In versions prior to 2.7.0, NT LAN Manager NTLM authentication does not properly abort when someone provides an empty password value. This issue affects FreeRDP-based RDP Server implementations. RDP clients are not affected. The...

RHEL 9 : freerdp (RHSA-2026:19349)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19349 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to...

Fedora 43 : freerdp (2026-dfde5fc92a)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-dfde5fc92a advisory. Update to 3.26.0 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for this...

Amazon Linux 2023 : freerdp, freerdp-devel, freerdp-libs (ALAS2023-2026-1643)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1643 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol. Versions prior to 3.25.0 have an off-by- one in the path traversal filter in channels/drive/client/drivefile.c. The containsdotdot...

RHEL 8 : freerdp (RHSA-2026:19811)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19811 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. 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 each vulnerability from t...

FreeRDP: FreeRDP: Denial of Service via specially crafted Remote Desktop Protocol messages

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A remote attacker could exploit this vulnerability by sending a specially crafted RDP message. This can lead to an undefined behavior where a wrapped value is used as a shift exponent, causing an approximately ...

FreeRDP: FreeRDP: Heap buffer overflow allows arbitrary code execution via crafted pixel data

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol. A remote attacker could exploit a heap buffer overflow vulnerability in the resizevbarentry function. This occurs when an error in buffer resizing leads to attacker-controlled pixel data being written into an...

FreeRDP: FreeRDP: Information disclosure via heap memory out of bounds read

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol. A remote attacker could exploit a vulnerability where pixel data from adjacent heap memory is rendered to the screen. This can lead to the disclosure of sensitive data to the attacker...

freerdp: FreeRDP: Denial of Service via double free vulnerability during disconnect

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol. This double free vulnerability occurs during the cleanup process when a remote desktop session disconnects. Specifically, if a title allocation fails, a pointer to an application window is freed but not removed fro...

freerdp: FreeRDP has a heap-buffer-overflow in bitmap_cache_put via OOB cacheId

A heap based buffer overflow flaw has been discovered in FreeRDP. This client-side heap out-of-bounds read/write occurs in FreeRDP's bitmap cache subsystem due to an off-by-one boundary check in bitmapcacheput. A malicious server can send a CACHEBITMAPORDER Rev1 with cacheId equal to maxCells,...

freerdp: FreeRDP: Denial of service due to use-after-free vulnerability

A flaw was found in FreeRDP. A remote attacker could exploit a use-after-free vulnerability in the xfSetWindowMinMaxInfo function. This occurs when a freed window pointer is dereferenced because the main thread concurrently deletes a window while the Remote Desktop Protocol RAIL channel thread is...

Moderate: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...