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.
History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00052}

epss

{'score': 0.00059}


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2021-07-09T10:33:16.000Z

Updated: 2024-08-03T17:01:07.361Z

Reserved: 2021-06-21T00:00:00.000Z

Link: CVE-2021-3612

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-07-09T11:15:09.457

Modified: 2024-11-21T06:21:58.743

Link: CVE-2021-3612

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-06-20T12:28:00Z

Links: CVE-2021-3612 - Bugzilla