CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

X.org Server 资源管理错误漏洞

X.org Server is an open source free software from the X.org Foundation. A security vulnerability exists in X.Org Server that stems from the presence of post-release reuse, which could lead to local privilege escalation...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : X.Org X Server vulnerability (USN-5986-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5986-1 advisory. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could possibly use these...

Debian DSA-5380-1 : xorg-server - security update

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dsa-5380 advisory. Jan-Niklas Sohn discovered that a user-after-free flaw in the Composite extension of the X.org X server may result in privilege escalation if the X server is running under...

Huawei EulerOS: Security Advisory for xorg-x11-server (EulerOS-SA-2023-1419)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

K17444: libXfont vulnerabilities CVE-2015-1802, CVE-2015-1803, and CVE-2015-1804

Security Advisory Description CVE-2015-1802 The bdfReadProperties function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 allows remote authenticated users to cause a denial of service out-of-bounds write and crash or possibly execute arbitrary code via a 1 negative or ...

K16118: libXfont vulnerabilities CVE-2014-0209, CVE-2014-0210 and CVE-2014-0211

Security Advisory Description CVE-2014-0209 Multiple integer overflows in the 1 FontFileAddEntry and 2 lexAlias functions in X.Org libXfont before 1.4.8 and 1.4.9x before 1.4.99.901 might allow local users to gain privileges by adding a directory with a large fonts.dir or fonts.alias file to the...

SUSE CVE-2007-6428

The ProcGetReservedColormapEntries function in the TOG-CUP extension in X.Org Xserver before 1.4.1 allows context-dependent attackers to read the contents of arbitrary memory locations via a request containing a 32-bit value that is improperly used as an array index...

SUSE CVE-2014-8091

X.Org X Window System aka X11 and X X11R5 and X.Org Server aka xserver and xorg-server before 1.16.3, when using SUN-DES-1 Secure RPC authentication credentials, does not check the return value of a malloc call, which allows remote attackers to cause a denial of service NULL pointer dereference a...

SUSE CVE-2015-3418

The ProcPutImage function in dix/dispatch.c in X.Org Server aka xserver and xorg-server before 1.16.4 allows attackers to cause a denial of service divide-by-zero and crash via a zero-height PutImage request...

SUSE CVE-2020-14360

A flaw was found in the X.Org Server before version 1.20.10. An out-of-bounds access in the XkbSetMap function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability...

ROS-20230210-02

The X.Org Server vulnerability is related to the fact that after calling free a pointer bound to the buffer did not have the NULL sign, which led to further access to the buffer after its freeing use-after-free in the DeepCopyPointerClasses function used in the X Input extension...

Huawei EulerOS: Security Advisory for xorg-x11-server (EulerOS-SA-2023-1376)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation

A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs...

X.Org Server DeepCopyPointerClasses Use-After-Free Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the...

xorg-server -- Security issue in the X server

The X.org project reports: CVE-2023-0494/ZDI-CAN-19596: X.Org Server DeepCopyPointerClasses use-after-free A dangling pointer in DeepCopyPointerClasses can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read/write into freed memory...

tigervnc security update

CentOS Errata and Security Advisory CESA-2023:0045 An update for tigervnc is now available for Red Hat Enterprise Linux 7. 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 severit...

MGASA-2023-0012 Updated x11-server packages fix security vulnerability

X.Org Server XkbGetKbdByName use-after-free. CVE-2022-4283 X.Org Server XTestSwapFakeInput stack overflow. CVE-2022-46340 X.Org Server XIPassiveUngrab out-of-bounds access. CVE-2022-46341 X.Org Server XvdiSelectVideoNotify use-after-free. CVE-2022-46342 X.Org Server ScreenSaverSetAttributes...

Important: xorg-x11-server

Issue Overview: A vulnerability classified as critical was found in X.org Server. Affected by this vulnerability is the function GetCountedString of the file xkb/xkb.c. The manipulation leads to buffer overflow. It is recommended to apply a patch to fix this issue. The associated identifier of th...