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...

XScreenSaver 缓冲区错误漏洞

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...