xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability

A vulnerability was found in X.Org Server. This flaw occurs if a client explicitly destroys the compositor overlay window aka COW, where Xserver leaves a dangling pointer to that window in the CompScreen structure, which will later trigger a use-after-free issue. The Overlay Window use-after-free...

xorg-x11-server-Xwayland: xorg-x11-server: tigervnc: Integer Overflow in Big Requests Extension

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 integer overflow and bypassing the size check...

FreeBSD : xorg server -- Multiple vulnerabilities (b14cabf7-5663-11f0-943a-18c04d5ea3dc)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the b14cabf7-5663-11f0-943a-18c04d5ea3dc advisory. The X.Org project reports: The X Rendering extension allows creating animated cursors providin...

FreeBSD : xorg server -- Multiple vulnerabilities (8df49466-5664-11f0-943a-18c04d5ea3dc)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 8df49466-5664-11f0-943a-18c04d5ea3dc advisory. The X.Org project reports: The Big Requests extension allows requests larger than the 16-bit length...

The vulnerability of the XkbChangeTypesOfKey() function in the Wayland protocol for X.Org XWayland, which is implemented in the X Window System X.Org Server, allows a attacker to trigger a service failure or execute arbitrary code.

The vulnerability of the XkbChangeTypesOfKey function in the Wayland protocol for X.Org XWayland, which is part of the X Window System X.Org Server, is related to buffer overflow attacks. Exploiting this vulnerability can allow an attacker to cause a service failure or execute arbitrary code...

AZL-64265 CVE-2025-49179 affecting package xorg-x11-server-Xwayland for versions less than 24.1.6-2

A flaw was found in the X Record extension. The RecordSanityCheckRegisterClients function does not check for an integer overflow when computing request length, which allows a client to bypass length checks...

xorg server -- Multiple vulnerabilities

The X.Org project reports: CVE-2025-49176: Integer overflow in Big Requests Extension The Big Requests extension allows requests larger than the 16-bit length limit. It uses integers for the request length and checks for the size not to exceed the maxBigRequestSize limit, but does so after...

TencentOS Server 2: xorg-x11-server (TSSA-2024:0027)

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-2024:0027 advisory. Package updates are available for TencentOS Server 2 that fix the following vulnerabilities...

TencentOS Server 3: xorg-x11-server (TSSA-2023:0282)

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-2023:0282 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

TencentOS Server 3: tigervnc (TSSA-2024:1087)

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-2024:1087 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

TencentOS Server 2: tigervnc (TSSA-2023:0064)

The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2023:0064 advisory. Package updates are available for TencentOS Server 2 that fix the following vulnerabilities:...

TencentOS Server 4: xorg-x11-server (TSSA-2024:0588)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2024:0588 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

TencentOS Server 4: xorg-x11-server (TSSA-2024:0717)

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-2024:0717 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

TencentOS Server 3: tigervnc (TSSA-2024:0052)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2024:0052 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

Alibaba Cloud Linux 3 : 0076: xorg-x11-server-Xwayland (ALINUX3-SA-2025:0076)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2025:0076 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2024-9632: A flaw was found in the X.o...

Alibaba Cloud Linux 3 : 0010: xorg-x11-server (ALINUX3-SA-2024:0010)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2024:0010 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2023-1393: A flaw was found in X.Org Server...

Alibaba Cloud Linux 3 : 0252: tigervnc (ALINUX3-SA-2024:0252)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2024:0252 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2024-9632: A flaw was found in the X.org server...

Alibaba Cloud Linux 3 : 0095: tigervnc (ALINUX3-SA-2024:0095)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2024:0095 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2023-5380: A use-after-free flaw was...

Alibaba Cloud Linux 3 : 0123: xorg-x11-server (ALINUX3-SA-2024:0123)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2024:0123 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2024-31080: A heap-based buffer...

xorg-x11-server: tigervnc: heap-based buffer overflow privilege escalation vulnerability

A flaw was found in the X.org server. Due to improperly tracked allocation size in XkbSetCompatMap, a local attacker may be able to trigger a buffer overflow condition via a specially crafted payload, leading to denial of service or local privilege escalation in distributions where the X.org serv...