Alibaba Cloud Linux 3 : 0213: xorg-x11-server (ALINUX3-SA-2026:0213)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2026:0213 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-55999: Local attackers with a X connection...

TencentOS Server 3: xorg-x11-server (TSSA-2026:0646)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0646 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

OESA-2026-3026 xorg-x11-server security update

X.Org X11 X server Security Fixes: Local attackers with a X connection able to provide PCX fonts to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a heap buffer overflow via SetFont due to missing glyph boundary checks.CVE-2026-55999...

ROOT-OS-DEBIAN-12-CVE-2026-56000 CVE-2026-56000 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-56000 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50264 CVE-2026-50264 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50264 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50257 CVE-2026-50257 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50257 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50256 CVE-2026-50256 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50256 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2023-5574 CVE-2023-5574 in rootio-xorg-server - Patched by Root

Root has patched CVE-2023-5574 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2022-49737 CVE-2022-49737 in rootio-xorg-server - Patched by Root

Root has patched CVE-2022-49737 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50258 CVE-2026-50258 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50258 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-55999 CVE-2026-55999 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-55999 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50259 CVE-2026-50259 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50259 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50260 CVE-2026-50260 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50260 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-50261 CVE-2026-50261 in rootio-xorg-server - Patched by Root

Root has patched CVE-2026-50261 in the rootio-xorg-server package for Root:Debian:12. Multiple fixed versions available...

xorg-x11-server security update

An update is available for xorg-x11-server. 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 X.Org is an open-source implementation of the X Window System. It...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: out-of-bounds heap write in DRI2 DRIGetBuffers/DRIGetBuffersWithFormat

An out-of-bounds write flaw was found in the X.Org X server and Xwayland in DRIGetBuffers/DRIGetBuffersWithFormat. A client that requests multiple DRI2BufferBackLeft attachments and one DRI2BufferFrontLeft can trigger an out-of-bounds heap write. This may be used to crash the server, or for...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

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

An update for xorg-x11-server 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 vulnerabilit...

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

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 8. 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 vulnerabilit...

SUSE CVE-2026-55999

Local attackers with a X connection able to provide PCX fonts to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a heap buffer overflow via SetFont due to missing glyph boundary checks...