RLSA-2026:19343 Important: xorg-x11-server security update

X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Security Fixes: xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling...

xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption

A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/vmwgfx: Unmap the surface before resetting it on a plane state Switching to a new plane state requires unreferencing of all held surfaces. In the work required for mob cursors, the mapped surfaces started being cached, but...

[SECURITY] Fedora 42 Update: xorg-x11-server-Xwayland-24.1.11-1.fc42

Xwayland is an X server for running X clients under Wayland...

OESA-2026-2143 xorg-x11-server-xwayland security update

Xwayland is an X server for running X clients under Wayland. %package devel Summary: Development package Requires: pkgconfig %description devel The development package provides the developmental files which are necessary for developing Wayland compositors using Xwayland. %prep %autosetup -n...

[SECURITY] Fedora 42 Update: emacs-30.2-2.fc42

GNU Emacs is a powerful, customizable, self-documenting, modeless text editor. It contains special code editing features, a scripting language elisp, and the capability to read mail, news, and more without leaving the editor. This package provides an emacs binary with support for Wayland, using t...

xorg-x11-server-Xwayland security update

An update is available for xorg-x11-server-Xwayland. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Xwayland is an X server for running X clients under Wayland...

Fedora 44 : emacs (2026-ea9adf4496)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-ea9adf4496 advisory. Recent KDEs default to Wayland, so Suggest PGTK build there. ---- libpixbufloader-xpm.so no-longer required with recent Glycin. Tenable has extracted the...

The vulnerability of the miSyncTriggerFence() function in the XSYNC component of the Wayland protocol for X.Org XWaylan, as well as in the implementation of the X.Org Server, allows a attacker to trigger a service failure.

The vulnerability of the miSyncTriggerFence function in the XSYNC component of the Wayland protocol for X.Org XWaylan, as well as in the implementation of the X.Org Server, is related to the use of memory after it is freed. Exploiting this vulnerability could allow a attacker to cause a service...

The vulnerability of the XkbAddGeomKeyAlias() function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as in the X.Org Server implementation of the X Window System, allows a malicious actor to trigger a service failure.

The vulnerability of the XkbAddGeomKeyAlias function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as in the X.Org Server implementation of the X Window System, is related to reading data from beyond the allowed buffer size. Exploiting this vulnerability c...

The vulnerability of the CheckKeyTypes() function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as in the X.Org Server implementation of the X Window System, allows a malicious actor to trigger a service failure.

The vulnerability of the CheckKeyTypes function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as the implementation of the X.Org Server for the X Window System, is related to a buffer overflow issue. Exploiting this vulnerability could allow an attacker to...

The vulnerability of the CheckModifierMap() function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as in the X.Org Server implementation of the X Window System, allows a attacker to trigger a service failure.

The vulnerability of the CheckModifierMap function in the XKB component of the Wayland protocol implementation for X.Org XWaylan, as well as in the X.Org Server implementation of the X Window System, is related to reading data from beyond the allowed buffer size. Exploiting this vulnerability can...

[SECURITY] Fedora 44 Update: xorg-x11-server-Xwayland-24.1.10-1.fc44

Xwayland is an X server for running X clients under Wayland...

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

Qt6 - Wayland platform support and QtCompositor module...

[SECURITY] Fedora 43 Update: xorg-x11-server-Xwayland-24.1.10-1.fc43

Xwayland is an X server for running X clients under Wayland...

[SECURITY] Fedora 44 Update: plasma-workspace-x11-6.6.4-1.fc44

Support for the legacy X11 window system in KDE Plasma, as opposed to the default Wayland. This package provides the legacy "Plasma X11" session type and the startplasma-x11 executable required by that session type. Other requirements such as kwin-x11 are found in the package dependencies. The...

[SECURITY] Fedora 44 Update: kwayland-6.6.4-1.fc44

Qt-style API to interact with the wayland-client API...

[SECURITY] Fedora 44 Update: kwayland-integration-6.6.4-1.fc44

Provides integration plugins for various KDE Frameworks for Wayland...

[SECURITY] Fedora 44 Update: swayimg-5.1-2.fc44

Swayimg is a lightweight image viewer for Wayland display servers...

Security update for vim (important)

openSUSE security update: security update for vim ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20403-1 Rating: important References: bsc1246602 bsc1258229 bsc1259051 Cross-References: CVE-2025-53906 CVE-2026-26269 CVE-2026-28417 CVSS scores:...