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prionPRIOn knowledge basePRION:CVE-2021-3612
HistoryJul 09, 2021 - 11:15 a.m.

Design/Logic Flaw

2021-07-0911:15:00
PRIOn knowledge base
www.prio-n.com
13

7.7 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.9%

An out-of-bounds memory write flaw was found in the Linux kernel’s joystick devices subsystem in versions before 5.9-rc1, 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. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.