CVE-2021-3612
moderate-risk
Published 2021-07-09
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.
Do I need to act?
-
0.09% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (18)
References (14)
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1974079
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210805-0005/
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1974079
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210805-0005/
43
/ 100
moderate-risk
Severity
24/34 · High
Exploitability
0/34 · Minimal
Exposure
19/34 · Moderate