SUSE-SU-2020:2326-1 Security update for xorg-x11-server

This update for xorg-x11-server fixes the following issues: - CVE-2020-14347: Leak of uninitialized heap memory from the X server to clients on pixmap allocation bsc1174633, ZDI-CAN-11426. - CVE-2020-14346: XIChangeHierarchy Integer Underflow Privilege Escalation Vulnerability bsc1174638,...

xorg-server -- Multiple input validation failures in X server extensions

The X.org project reports: All theses issuses can lead to local privileges elevation on systems where the X server is running privileged. The handler for the XkbSetNames request does not validate the request length before accessing its contents. An integer underflow exists in the handler for the...

Updated x11-server packages fix security vulnerability

Allocation for pixmap data in AllocatePixmap does not initialize the memory in xserver, it leads to leak uninitialize heap memory to clients. When the X server runs with elevated privileges. This flaw can lead to ASLR bypass, which when combined with other flaws known/unknown could lead to lead t...

Privilege Escalation

openssh is vulnerable privilege escalation. When ssh was unable to create untrusted cookie, ssh used a trusted cookie instead, possibly allowing the administrative user of a untrusted remote server, or untrusted application run on the remote server, to gain unintended access to a users local X...

Information Disclosure

xorg-x11-server is vulnerable to information disclosure. The vulnerability exists as a malicious authorized client could exploit this issue to cause a denial of service crash, or potentially view arbitrary memory content within the X server's address space...

Privilege Escalation

kernel is vulnerable to privilege escalation. A flaw in the DRM driver for Intel graphics cards that allowed a local user to access any part of the main memory. To access the DRM functionality a user must have access to the X server which is granted through the graphical login. This also only...

Huawei EulerOS: Security Advisory for xorg-x11-server (EulerOS-SA-2017-1296)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

Huawei EulerOS: Security Advisory for libXfont (EulerOS-SA-2019-2625)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

EulerOS 2.0 SP3 : xorg-x11-server (EulerOS-SA-2019-2683)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xor...

EulerOS 2.0 SP2 : xorg-x11-server (EulerOS-SA-2019-2421)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - xorg-x11-server before 1.19.5 was vulnerable to integer overflow in ProcDbeGetVisualInfo function allowing malicious X client to cause ...

CVE-2019-17624

"" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.cchar 1000 times, an attacker can cause a denial of service application crash or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is...

CVE-2019-17624

"" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.cchar 1000 times, an attacker can cause a denial of service application crash or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is...

Stack overflow

"" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.cchar 1000 times, an attacker can cause a denial of service application crash or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is...

CVE-2019-17624

"" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.cchar 1000 times, an attacker can cause a denial of service application crash or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is...

CVE-2019-17624

CVE-2019-17624 affects X.Org X Server 1.20.4, with a stack-based buffer overflow in the XQueryKeymap function. Reported by multiple sources, an attacker could send 1000 ct.c_char bytes to trigger a denial of service (application crash) and possibly other impacts. Exploit code and public demonstra...

CVE-2019-17624

"" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.cchar 1000 times, an attacker can cause a denial of service application crash or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is...

X.Org X Server 1.20.4 - Local Stack Overflow Exploit

Exploit Title: X.Org X Server 1.20.4 - Local Stack Overflow Exploit Author: Marcelo Vázquez aka s4vitar Vendor Homepage: https://www.x.org/ Version: = 1.20.4 Tested on: Linux CVE: CVE-2019-17624 !/usr/bin/python coding: utf-8 Author: Marcelo Vázquez aka s4vitar X.Org X Server 1.20.4 / X Protocol...

X.Org X Server 1.20.4 - Local Stack Overflow

X.Org X Server 1.20.4 - Local Stack Overflow Exploit Title: X.Org X Server 1.20.4 - Local Stack Overflow Date: 2019-10-16 Exploit Author: Marcelo Vázquez aka s4vitar Vendor Homepage: https://www.x.org/ Version: = 1.20.4 Tested on: Linux CVE: CVE-2019-17624 !/usr/bin/python coding: utf-8 Author:...

X.Org X Server 1.20.4 - Local Stack Overflow

Exploit Title: X.Org X Server 1.20.4 - Local Stack Overflow Date: 2019-10-16 Exploit Author: Marcelo Vázquez aka s4vitar Vendor Homepage: https://www.x.org/ Version: = 1.20.4 Tested on: Linux CVE: CVE-2019-17624 !/usr/bin/python coding: utf-8 Author: Marcelo Vázquez aka s4vitar X.Org X Server...

Amazon Linux 2 : libX11 (ALAS-2019-1226)

An off-by-one error has been discovered in libX11 in functions XGetFontPath, XListExtensions, and XListFonts. An attacker who can either configure a malicious X server or modify the data coming from one could use this flaw to make the program crash or have other unspecified effects, caused by the...