CVE-2026-42189

Russh is a Rust SSH client & server library. Prior to version 0.60.1, a pre-authentication denial-of-service vulnerability exists in the server's keyboard-interactive authentication handler. A malicious client can crash any russh-based server that implements keyboard-interactive auth e.g., for...

Russh 安全漏洞

Russh is a Rust SSH client and server library developed by Eugene as a personal project. Versions of Russh prior to 0.60.1 contained security vulnerabilities. These vulnerabilities stemmed from a pre-authentication denial-of-service vulnerability in the server’s keyboard interaction authenticatio...

EUVD-2026-27343

A flaw was found in the X.Org X server. This vulnerability, an out-of-bounds read, affects the XKB X Keyboard Extension modifier map handling. An attacker with access to the X11 server can exploit this by sending a malformed request, which causes the server to read beyond its intended memory...

CVE-2026-34002

A flaw was found in the X.Org X server. This vulnerability, an out-of-bounds read, affects the XKB X Keyboard Extension modifier map handling. An attacker with access to the X11 server can exploit this by sending a malformed request, which causes the server to read beyond its intended memory...

CVE-2026-34000

A flaw was found in the X.Org X server. This out-of-bounds read vulnerability in the XKB geometry processing, specifically within the CheckSetGeom and XkbAddGeomKeyAlias functions, allows an attacker to read uninitialized or out-of-bounds memory. An attacker with a connection to the X11 server,...

CVE-2026-34000

A flaw was found in the X.Org X server. This out-of-bounds read vulnerability in the XKB geometry processing, specifically within the CheckSetGeom and XkbAddGeomKeyAlias functions, allows an attacker to read uninitialized or out-of-bounds memory. An attacker with a connection to the X11 server,...

CVE-2026-34000

A flaw was found in the X.Org X server. This out-of-bounds read vulnerability in the XKB geometry processing, specifically within the CheckSetGeom and XkbAddGeomKeyAlias functions, allows an attacker to read uninitialized or out-of-bounds memory. An attacker with a connection to the X11 server,...

OESA-2026-2139 xorg-x11-server security update

X.Org X11 X server Security Fixes: A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violation...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling

...

xorg: xwayland: X.Org X server: Information exposure and denial of service via out-of-bounds memory access

A flaw was found in the X.Org X server's XKB key types request validation. A local attacker could send a specially crafted request to the X server, leading to an out-of-bounds memory access vulnerability. This could result in the disclosure of sensitive information or cause the server to crash,...

xorg: xwayland: X.Org X server: Information exposure and denial of service via out-of-bounds memory access

A flaw was found in the X.Org X server's XKB key types request validation. A local attacker could send a specially crafted request to the X server, leading to an out-of-bounds memory access vulnerability. This could result in the disclosure of sensitive information or cause the server to crash,...

xorg: xwayland: X.Org X server: Information exposure and denial of service via out-of-bounds memory access

A flaw was found in the X.Org X server's XKB key types request validation. A local attacker could send a specially crafted request to the X server, leading to an out-of-bounds memory access vulnerability. This could result in the disclosure of sensitive information or cause the server to crash,...

Fedora 44 : xrdp (2026-ad9e109ad8)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-ad9e109ad8 advisory. Security fixes - CVE-2026-32105 - CVE-2026-32107 - CVE-2026-32623 - CVE-2026-32624 - CVE-2026-33145 - CVE-2026-33516 - CVE-2026-33689 - CVE-2026-355...

📄 OSK Registry-Based Privilege Escalation / Symlink Attack

The provided code is a conceptual Windows privilege escalation exploit targeting the On-Screen Keyboard osk.exe and Accessibility AT registry infrastructure. It attempts to abuse weak trust boundaries between user-level registry configuration and system-level execution paths...

tigervnc security update

1.15.0-6.1 - Fix CVE-2026-33999, CVE-2026-34000, CVE-2026-34001, CVE-2026-34002, CVE-2026-34003 xorg-x11-server: various XKB and XSYNC vulnerabilities Resolves: RHEL-163212 Resolves: RHEL-163280 Resolves: RHEL-163266 - Fix CVE-2026-34352 Resolves: RHEL-167769...

[SECURITY] Fedora 44 Update: qt6-qtvirtualkeyboard-6.10.3-1.fc44

The Qt Virtual Keyboard project provides an input framework and reference key board frontend for Qt 6. Key features include: Customizable keyboard layouts and styles with dynamic switching. Predictive text input with word selection. Character preview and alternative character view. Automatic...

CVE-2026-41476

Deskflow is a keyboard and mouse sharing app. Prior to 1.26.0.138, a remote memory-safety vulnerability in Deskflow's clipboard deserialization allows a connected peer to trigger an out-of-bounds read by sending a malformed clipboard update. The issue is in the implementation of...

GHSA-F5V4-2WR6-HQMG russh has pre-auth DoS via unbounded allocation in its keyboard-interactive auth handler

Summary A pre-authentication denial-of-service vulnerability exists in the server's keyboard-interactive authentication handler. A malicious client can crash any russh-based server that implements keyboard-interactive auth e.g., for 2FA/TOTP with a single malformed packet, requiring no credential...

russh has pre-auth DoS via unbounded allocation in its keyboard-interactive auth handler

Summary A pre-authentication denial-of-service vulnerability exists in the server's keyboard-interactive authentication handler. A malicious client can crash any russh-based server that implements keyboard-interactive auth e.g., for 2FA/TOTP with a single malformed packet, requiring no credential...