MGASA-2026-0529 Updated x11-server, x11-server-xwayland, tigervnc packages fixes security vulnerabilities and a regression that crashes the X server with AMD GPUs

XKB SetGeometry TextDoodad Double Free. CVE-2026-88812 Present Extension Cross-Window Notify Use-After-Free. CVE-2026-93515 XInput Passive Grab modifierDevice Use-After-Free. CVE-2026-93516 GLX RenderLarge Heap Buffer Overflow. CVE-2026-93517 XKB ResizeKeyType Numeric Truncation. CVE-2026-93518...

xorg-x11-server-Xwayland security update

An update is available for xorg-x11-server-Xwayland. This update affects Rocky Linux 10. 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...

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...

Important: Red Hat Security Advisory: xorg-x11-server-Xwayland security update

An update for xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 9. 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 available for each...

Important: Red Hat Security Advisory: xorg-x11-server-Xwayland security update

An update for xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 10. 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 available for each...

xorg-x11-server-Xwayland security update

24.1.9-4.4 - CVE fix for: CVE-2026-88812, CVE-2026-93515, CVE-2026-93516 CVE-2026-93517, CVE-2026-93518, CVE-2026-93519, CVE-2026-93520, CVE-2026-93521, CVE-2026-93522, CVE-2026-93523, CVE-2026-93524, CVE-2026-93536 Resolves: https://redhat.atlassian.net/browse/RHEL-277865 Resolves:...

xorg-x11-server-Xwayland security update

24.1.9-4.4 - CVE fix for: CVE-2026-88812, CVE-2026-93515, CVE-2026-93516 CVE-2026-93517, CVE-2026-93518, CVE-2026-93519, CVE-2026-93520, CVE-2026-93521, CVE-2026-93522, CVE-2026-93523, CVE-2026-93524, CVE-2026-93536 Resolves: https://redhat.atlassian.net/browse/RHEL-277909 Resolves:...

RHEL 10 : xorg-x11-server-Xwayland (RHSA-2026:85191)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:85191 advisory. Xwayland is an X server for running X clients under Wayland. Security Fixes: xorg-x11-server: xorg-x11-server: Arbitrary code execution vi...

[SECURITY] Fedora 44 Update: xorg-x11-server-Xwayland-24.1.14-1.fc44

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

Fedora 44 : xorg-x11-server-Xwayland (2026-2448dda850)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-2448dda850 advisory. Update to xwayland 24.1.14 CVE fix for: CVE-2026-88812, CVE-2026-93515, CVE-2026-93516 CVE-2026-93517, CVE-2026-93518, CVE-2026-93519, CVE-2026-9352...

Rocky Linux 9 [CIQ] Security Update: tigervnc / tigervnc-debuginfo / tigervnc-debugsource / etc Multiple Vulnerabilities (crlsa-2025_9306)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20259306 advisory. xorg-x11-server-Xwayland: xorg-x11-server: tigervnc: Out-of-Bounds Read in X Rendering Extension Animated Cursors CVE-2025-49175 xorg-x11-server-Xwayland:...

Rocky Linux 8 [CIQ] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-debuginfo / etc Multiple Vulnerabilities (crlsa-2022_1917)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20221917 advisory. xorg-x11-server: SProcRenderCompositeGlyphs out-of-bounds access CVE-2021-4008 xorg-x11-server: SProcXFixesCreatePointerBarrier out-of-bounds access...

Rocky Linux 10.0 [CIQ] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_7458)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20257458 advisory. xorg-x11-server: tigervnc: heap-based buffer overflow privilege escalation vulnerability CVE-2024-9632 X.Org: Xwayland: Use-after-free of the root curso...

Rocky Linux 9 [CIQ] Security Update: xorg-x11-server-Xdmx / xorg-x11-server-Xdmx-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_26610)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202626610 advisory. xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch...

Rocky Linux 8 [CIQ] Security Update: xorg-x11-server-Xdmx / xorg-x11-server-Xdmx-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_26709)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202626709 advisory. xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in font alias resolution due to libXfont2 name length mismatch...

Rocky Linux 9 [CIQ] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_11369)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202611369 advisory. xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling CVE-2026-33999 xorg: xwayland: X.Org X server:...

Rocky Linux 8.6 [CIQ] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-debuginfo / etc Multiple Vulnerabilities (ciqsa-2026_0878)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260878 advisory. This advisory aggregates security fixes for the xorg-x11-server-Xwayland SRPM in CIQ LTS 8.6. It addresses 2 CVEs: CVE-2022-2319, CVE-2022-2320. Tenable...

Rocky Linux 9.6 [TuxCare] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-devel Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782224017)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782224017 advisory. - A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfon...

Rocky Linux 9 [CIQ] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_7165)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20257165 advisory. xorg-x11-server: tigervnc: heap-based buffer overflow privilege escalation vulnerability CVE-2024-9632 X.Org: Xwayland: Use-after-free of the root cursor...

Rocky Linux 9 [CIQ] Security Update: xorg-x11-server-Xwayland / xorg-x11-server-Xwayland-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_19623)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202519623 advisory. Please update This advisory is provided by Ctrl IQ, Inc for Rocky Linux systems. For more information about CIQ security practices, visit...