Moderate: Red Hat Security Advisory: xorg-x11-server security update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. 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...

xorg: xwayland: Use-after-free in Xkb client resource removal

A flaw was discovered in the X.Org X server’s X Keyboard Xkb extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected...

RHEL 8 : xorg-x11-server (RHSA-2025:22753)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22753 advisory. X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical us...

RHEL 6 : tigervnc (RHSA-2025:22667)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22667 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine...

RHEL 8 : tigervnc (RHSA-2025:22167)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22167 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine...

TencentOS Server 2: xorg-x11-server (TSSA-2025:0925)

The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0925 advisory. Package updates are available for TencentOS Server 2 that fix the following vulnerabilities...

RHEL 9 : xorg-x11-server (RHSA-2025:22742)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22742 advisory. X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical us...

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION. 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...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

RockyLinux 9 : tigervnc (RLSA-2025:20958)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:20958 advisory. xorg: xmayland: Use-after-free in XPresentNotify structure creation CVE-2025-62229 xorg: xwayland: Use-after-free in Xkb client resource removal...

RHEL 9 : xorg-x11-server (RHSA-2025:22364)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22364 advisory. X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical us...

AlmaLinux 9 : tigervnc (ALSA-2025:20958)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:20958 advisory. xorg: xmayland: Use-after-free in XPresentNotify structure creation CVE-2025-62229 xorg: xwayland: Use-after-free in Xkb client resource removal...

openSUSE 16 Security Update : xwayland (openSUSE-SU-2025-20099-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2025-20099-1 advisory. - CVE-2025-62229: Fixed use-after-free in XPresentNotify structures creation bsc1251958. - CVE-2025-62230: Fixed use-after-free in Xkb client...

xorg: xwayland: Use-after-free in Xkb client resource removal

A flaw was discovered in the X.Org X server’s X Keyboard Xkb extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected...

Moderate: Red Hat Security Advisory: xorg-x11-server security update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...

Moderate: Red Hat Security Advisory: xorg-x11-server security update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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,...

Security update for xwayland (important)

openSUSE security update: security update for xwayland ------------------------------------------------------------- Announcement ID: openSUSE-SU-2025-20099-1 Rating: important References: bsc1251958 bsc1251959 bsc1251960 Cross-References: CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 CVSS scores:...

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc 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...

xorg: xmayland: Value overflow in XkbSetCompatMap()

A flaw was identified in the X.Org X server’s X Keyboard Xkb extension where improper bounds checking in the XkbSetCompatMap function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a cras...