freerdp: FreeRDP: Arbitrary code execution via crafted Remote Desktop Protocol (RDP) server messages

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The gdisurfacebits function, which processes SURFACEBITSCOMMAND messages, does not properly validate image dimensions bmp.width and bmp.height provided by a malicious RDP server. This can lead to a heap buffer...

SUSE CVE-2026-6842

A flaw was found in nano. In environments with permissive umask settings, a local attacker can exploit incorrect directory permissions 0777 instead of 0700 for the /.local directory. This allows the attacker to inject a malicious .desktop launcher, which could lead to unintended actions or...

[SECURITY] Fedora 44 Update: xrdp-0.10.6-1.fc44

xrdp provides a fully functional RDP server compatible with a wide range of RDP clients, including FreeRDP and Microsoft RDP client...

[SECURITY] Fedora 42 Update: xrdp-0.10.6-1.fc42

xrdp provides a fully functional RDP server compatible with a wide range of RDP clients, including FreeRDP and Microsoft RDP client...

[SECURITY] Fedora 42 Update: flatpak-1.16.6-1.fc42

flatpak is a system for building, distributing and running sandboxed desktop applications on Linux. See https://wiki.gnome.org/Projects/SandboxedApps for more information...

RHEL 9 : freerdp (RHSA-2026:11332)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11332 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to...

CVE-2026-41526

In KDE KCoreAddons before 6.25, KShell::quoteArgs is intended to safely quote arguments so that they can be passed to a shell command. This parsing does not adequately handle metacharacters, leading to an escape from the shell. All applications relying on this method in a security-critical path t...

SUSE SLES12 Security Update : freerdp (SUSE-SU-2026:1635-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1635-1 advisory. - CVE-2026-25941: Out-of-Bounds Read in client RDPGFX channel via crafted WIRETOSURFACE2 PDU bsc1258919. - CVE-2026-25942: Global-buffer-overfl...

RHEL 7 : freerdp (RHSA-2026:11323)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11323 advisory. FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to...

CVE-2026-41525

KDE Dolphin before 25.12.3 allows applications in a Flatpak or with AppArmor confinement to open folders outside of the application sandbox without additional scrutiny. Dolphin's implementation of the FileManager1 protocol allows the path given to be any type of file, including scripts or...

Stable Channel Update for Desktop

The Stable channel has been updated to 147.0.7727.137/138 for Windows/Mac and 147.0.7727.137 for Linux, which will roll out over the coming days/weeks. A full list of changes in this build is available in the Log Security Fixes and Rewards Note: Access to bug details and links may be kept...

freerdp: FreeRDP: Arbitrary code execution via crafted Remote Desktop Protocol (RDP) server messages

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The gdisurfacebits function, which processes SURFACEBITSCOMMAND messages, does not properly validate image dimensions bmp.width and bmp.height provided by a malicious RDP server. This can lead to a heap buffer...

freerdp: FreeRDP heap-buffer-overflow

A heap based buffer overflow has been discovered in FreeRDP. Prior to 3.20.1, a malicious RDP server can trigger a heap-buffer-overflow write in the FreeRDP client when processing Audio Input AUDIN format lists. audinprocessformats reuses callback-formatscount across multiple MSGSNDINFORMATS PDUs...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical 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,...

A week in security (April 20 – April 26)

Last week on Malwarebytes Labs: Medical data of 500,000 UK volunteers listed for sale on Alibaba How cyberattacks on companies affect everyone Apple fixes iOS bug that kept deleted notifications, including chat previews Roblox clamps down on chats and age checks as legal pressure builds Malicious...

freerdp: FreeRDP: Arbitrary code execution via crafted Remote Desktop Protocol (RDP) server messages

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The gdisurfacebits function, which processes SURFACEBITSCOMMAND messages, does not properly validate image dimensions bmp.width and bmp.height provided by a malicious RDP server. This can lead to a heap buffer...

freerdp: FreeRDP has a NULL Pointer Dereference in rdp_write_logon_info_v2()

A null pointer dereference has been discovered in FreeRDP. A NULL pointer dereference vulnerability in rdpwritelogoninfov2 allows a malicious RDP server to crash FreeRDP proxy by sending a specially crafted LogonInfoV2 PDU with cbDomain=0 or cbUserName=0...

Important: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabili...

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

A use after free flaw has been discovered in FreeRDP. The videotimer can send client notifications after the control channel is closed, dereferencing a freed callback and triggering a use after free. A malicious server can trigger a client‑side heap use after free causing a crash DoS...

freerdp: FreeRDP: Arbitrary code execution via crafted Remote Desktop Protocol (RDP) server messages

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. The gdisurfacebits function, which processes SURFACEBITSCOMMAND messages, does not properly validate image dimensions bmp.width and bmp.height provided by a malicious RDP server. This can lead to a heap buffer...