Related Vulnerabilities: CVE-2021-3612  

An out-of-bounds memory write security issue was found in the Linux kernel’s joystick devices subsystem, in the way the user calls ioctl JSIOCSBTNMAP. This flaw allows a local user to crash the system or possibly escalate their privileges on the system.

Severity Medium

Remote No

Type Privilege escalation

Description

An out-of-bounds memory write security issue was found in the Linux kernel’s joystick devices subsystem, in the way the user calls ioctl JSIOCSBTNMAP. This flaw allows a local user to crash the system or possibly escalate their privileges on the system.

AVG-1881 linux-hardened 5.12.14.hardened1-1 Medium Vulnerable

AVG-1880 linux-zen 5.12.15.zen1-1 Medium Vulnerable

AVG-1879 linux 5.12.15.arch4-1 Medium Vulnerable

AVG-1741 linux-lts 5.10.48-1 Medium Vulnerable

https://bugzilla.redhat.com/show_bug.cgi?id=1974079
https://lore.kernel.org/linux-input/20210620120030.1513655-1-avlarkin82@gmail.com/