X.Org XWaylan Heap Buffer Overflow Privilege Escalation

The vulnerability of the XkbSetMapChecks function in 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 the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow...

Wayland Protocol Privilege Escalation

The vulnerability of the CheckKeyTypes function in the Wayland protocol for X.Org XWaylan, as well as in the X.Org Server, is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow attackers to gain increased privileges and cause service...

X.Org Server Unauthenticated Access Disclosure

The vulnerability of the glXDispChangeDrawableAttributes function in 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 beyond the permitted range of memory. Exploiting this vulnerability could...

PT-2026-48584

Уязвимость интерфейса libinput-device-group библиотеки libinput реализации протоколов серверов отображения X.Org и Wayland связана с неверным управлением генерацией кода. Эксплуатация уязвимости может позволить нарушителю повысить свои привилегии до уровня root и выполнить произвольный код...

XKB Component Heap Buffer Overflow DoS

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, is related to a buffer overflow issue. Exploiting this vulnerability could allow an attacker to caus...

XKB Component DoS

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...

Wayland Protocol XSYNC Buffer Overflow DoS

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...

XKB Component Heap Buffer Overflow DoS

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...

Wayland Protocol XkbSetCompatMap DoS

The vulnerability of the XkbSetCompatMap function in the Wayland protocol implementation for X.Org XWayland, as well as in the X.Org Server implementation of the X Window System, is related to a numerical overflow condition. Exploiting this vulnerability can allow an attacker to cause a service...

Wayland Protocol present_create_notifies Code Execution

The vulnerability of the presentcreatenotifies function in the implementation of the Wayland protocol for X.Org XWayland, as well as in the implementation of the X Window System Server, is related to the use of memory after it is freed. Exploiting this vulnerability can allow a attacker to execut...

Wayland Protocol XkbRemoveResourceClient DoS

The vulnerability of the XkbRemoveResourceClient function in the Wayland protocol for X.Org XWayland, as well as in the X.Org Server implementation of the X Window System, is related to the use of memory after it is freed. Exploiting this vulnerability can allow a attacker to cause a service...

RHSA-2025:20960 Red Hat Security Advisory: xorg-x11-server-Xwayland security update

Bulletin has no description...

Wayland Protocol Heap Buffer Overflow DoS

The vulnerability of the ReadRequestFromClient function in the os/io.c component of the Wayland protocol for X.Org XWayland, as well as in the X.Org Server implementation of the X Window System, is related to insufficient blocking mechanisms. Exploiting this vulnerability can allow an attacker to...

XFIXES Extension Confidential Data Access

The vulnerability of the XFIXES extension in the Wayland protocol for X.Org XWaylan, as well as in the X.Org Server for the X Window System, is related to the disclosure of information. Exploiting this vulnerability can allow an attacker to gain access to confidential data...

Advisory ROSA-SA-2025-2917

software: x11-server 1.20.14 OS: ROSA-CHROME unaffected versions = x11-server-1.20.14-12 affected versions x11-server-1.20.14-12 CVE-ID: CVE-2025-26594 BDU-ID: 2025-04129 CVE-Crit: MEDIUM CVE-DESC.: A vulnerability in the Wayland protocol implementation for X.Org XWayland, an implementation of th...

Advisory ROSA-SA-2025-2915

software: x11-server 21.1.16 OS: ROSA-CHROME unaffected versions = x11-server-21.1.16-1 affected versions x11-server-21.1.16-1 CVE-ID: CVE-2025-26594 BDU-ID: 2025-04129 CVE-Crit: MEDIUM CVE-DESC.: A vulnerability in the Wayland protocol implementation for X.Org XWayland, an implementation of the ...

XkbChangeTypesOfKey Function Code Execution

The vulnerability of the XkbChangeTypesOfKey function in the Wayland protocol for X.Org XWayland, which is part of the X Window System X.Org Server, is related to buffer overflow attacks. Exploiting this vulnerability can allow an attacker to cause a service failure or execute arbitrary code...

Advisory ROSA-SA-2025-2870

Software: xorg-x11-server 1.20.4 OS: rosa-server79 packageevrstring: xorg-x11-server-1.20.4-29.0.1.res7 CVE-ID: CVE-2025-26594 BDU-ID: 2025-04129 CVE-Crit: MEDIUM. CVE-DESC.: A vulnerability in the Wayland protocol implementation for X.Org XWayland, an implementation of the X Window System X.Org...

ROS-20250505-02

A vulnerability in the Wayland protocol implementation of X.Org XWayland, an implementation of the X Window System X.Org Server Server is related to the use of memory after it has been freed. Exploitation of the vulnerability could allow an attacker to gain access to sensitive data, compromise it...

Wayland Protocol Use-After-Free

The vulnerability of the SyncInitTrigger function in the Wayland protocol implementation for X.Org XWayland is related to the use of memory after it is freed. Exploiting this vulnerability can allow a attacker to execute arbitrary code...