Astra Linux – Vulnerability in xwayland, xorg-server

A flaw was discovered in the Big Requests extension. The length of the request is multiplied by 4 before checking against the maximum allowed size, which may lead to an integer overflow and bypassing the size check...

OESA-2026-2143 xorg-x11-server-xwayland security update

Xwayland is an X server for running X clients under Wayland. %package devel Summary: Development package Requires: pkgconfig %description devel The development package provides the developmental files which are necessary for developing Wayland compositors using Xwayland. %prep %autosetup -n...

OESA-2026-2142 xorg-x11-server-xwayland security update

Xwayland is an X server for running X clients under Wayland. %package devel Summary: Development package Requires: pkgconfig %description devel The development package provides the developmental files which are necessary for developing Wayland compositors using Xwayland. %prep %autosetup -n...

OESA-2026-2141 xorg-x11-server-xwayland security update

Xwayland is an X server for running X clients under Wayland. %package devel Summary: Development package Requires: pkgconfig %description devel The development package provides the developmental files which are necessary for developing Wayland compositors using Xwayland. %prep %autosetup -n...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: xorg-x11-server (UTSA-2026-006190)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006190 advisory. A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an intege...

MiracleLinux 9 : tigervnc-1.14.1-8.el9_6 (AXSA:2025-10563:07)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10563:07 advisory. xorg-x11-server-Xwayland: xorg-x11-server: tigervnc: Out-of-Bounds Read in X Rendering Extension Animated Cursors CVE-2025-49175...

TencentOS Server 4: xorg-x11-server (TSSA-2025:0760)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0760 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

TencentOS Server 4: xorg-x11-server-Xwayland (TSSA-2025:0757)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0757 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

Security Bulletin: AIX/VIOS is vulnerable to a denial of service (CVE-2025-49175, CVE-2025-49178) and an integer overflow (CVE-2025-49176, CVE-2025-49179)

Summary Vulnerabilities in Xorg X Server could cause a denial of service CVE-2025-49175, CVE-2025-49178 or an integer overflow CVE-2025-49176, CVE-2025-49179. Vulnerability Details CVEID:CVE-2025-49175 DESCRIPTION: A flaw was found in the X Rendering extension's handling of animated cursors. If a...

AIX is vulnerable to a denial of service (CVE-2025-49175 CVE-2025-49178) and an integer overflow (CVE-2025-49176 CVE-2025-49179)

IBM SECURITY ADVISORY First Issued: Mon Oct 13 08:46:48 CDT 2025 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/xorgadvisory4.asc Security Bulletin: AIX is vulnerable to a denial of service CVE-2025-49175, CVE-2025-49178 and an integer...

AIX : Multiple Vulnerabilities (IJ55665)

The version of AIX installed on the remote host is prior to APAR IJ55665. It is, therefore, affected by multiple vulnerabilities as referenced in the IJ55665 advisory. - A flaw was found in the X Record extension. The RecordSanityCheckRegisterClients function does not check for an integer overflo...

Unity Linux 20.1060a / 20.1070a Security Update: tigervnc (UTSA-2025-986135)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986135 advisory. A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an intege...

EUVD-2025-18503

Malicious code in bioql PyPI...

The vulnerability in the “Big Requests” extension of the Wayland protocol for X.Org XWayland, as well as in the implementation of the X.Org Server for the X Window System, allows a perpetrator to gain access to confidential data, compromise its integrity, and cause service failures.

The vulnerability of the “Big Requests” extension in the Wayland protocol for X.Org XWayland, as well as in the X.Org Server for the X Window System, is related to a numerical overflow issue. Exploiting this vulnerability can allow an attacker to access confidential data, compromise its integrity...

Linux Distros Unpatched Vulnerability : CVE-2025-49176

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an...

CBL Mariner 2.0 Security Update: xorg-x11-server (CVE-2025-49176)

The version of xorg-x11-server installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-49176 advisory. - A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checki...

Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: integer overflow in big requests extension

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Amazon Linux 2023 : xorg-x11-server-common, xorg-x11-server-devel, xorg-x11-server-source (ALAS2023-2025-1061)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1061 advisory. A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and...

Medium: xorg-x11-server-Xwayland

Issue Overview: A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash. CVE-2025-49175 A flaw was found in the Big Requests extension. The reque...

Medium: xorg-x11-server

Issue Overview: A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash. CVE-2025-49175 A flaw was found in the Big Requests extension. The reque...