UBUNTU-CVE-2021-34557

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

Buffer overflow

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

CVE-2021-34557

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

CVE-2021-34557

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

CVE-2021-34557

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

CVE-2021-34557

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

CVE-2021-34557

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

CVE-2021-34557

CVE-2021-34557 affects XScreenSaver 5.45. A buffer overflow in update_screen_layout() can bypass the standard screen lock authentication, but exploitation requires the attacker to physically disconnect more than ten video outputs. Documents indicate this is mitigated in various vendor advisories ...

XScreenSaver buffer error vulnerability

XScreenSaver is an open source screensaver written in C. XScreenSaver suffers from a buffer error vulnerability that stems from updatescreenlayout causing a buffer overflow when the application has more than 10 disconnectable video outputs. An attacker could bypass the authentication mechanism...

CVE-2021-34557: Buffer Copy without Checking Size of Input

XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in updatescreenlayout allows an attacker to bypass the standard screen lock authentication mechanism by crashing XScreenSaver. The attacker must physically disconnect many video...

SUSE: Security Advisory (SUSE-SU-2015:2054-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

Privilege Escalation

xscreensaver is vulnerable to privilege escalation. The vulnerability exists due to of an incompatible setting in /usr/libexec/xscreensaver/sonar file...

Debian xscreensaver has unspecified vulnerability

XScreenSaver is an open source screen saver program written in C language. A security vulnerability exists in Debian xscreensaver 5.42+dfsg1-1, which can be exploited by attackers to gain privileges...

CVE-2021-31523

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...

CVE-2021-31523

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...

DEBIAN-CVE-2021-31523

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...

Code injection

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...

CVE-2021-31523

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...

UBUNTU-CVE-2021-31523

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...

CVE-2021-31523

The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has capnetraw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguably incompatible with the design of the Mesa 3D Graphics library dependency...