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...

xorg: xmayland: Use-after-free in XPresentNotify structure creation

A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an...

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...

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...

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 8 : xorg-x11-server (RHSA-2025:22729)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22729 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...

Oracle Linux 10 : xorg-x11-server-Xwayland (ELSA-2025-21035)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-21035 advisory. 24.1.5-5 - CVE fix for: CVE-2025-62229 RHEL-119965, CVE-2025-62230 RHEL-120014, CVE-2025-62231 RHEL-125004 Tenable has extracted the preceding...

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...

xorg: xmayland: Use-after-free in XPresentNotify structure creation

A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an...

Oracle Linux 9 : xorg-x11-server (ELSA-2025-20961)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-20961 advisory. 1.20.11-32 - CVE fix for: CVE-2025-62229 RHEL-119960, CVE-2025-62230 RHEL-120033, CVE-2025-62231 RHEL-125002 Tenable has extracted the preceding...

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-2025:22365)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:22365 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...

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...

Oracle Linux 9 : tigervnc (ELSA-2025-20958)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-20958 advisory. - Fix CVE-2025-62229: xorg-x11-server: Use-after-free in XPresentNotify structures creation Resolves: RHEL-119986 - Fix CVE-2025-62230: xorg-x11-serve...

Fedora 43 : tigervnc (2025-e0c935675d)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-e0c935675d advisory. Fix recent xorg-x11-server CVEs: Fixes: CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 Tenable has extracted the preceding description block directly...

RHSA-2025:22427 Red Hat Security Advisory: xorg-x11-server security update

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RHSA-2025:22426 Red Hat Security Advisory: xorg-x11-server security update

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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...