Description
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.
Published: 2021-07-09
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2785-1 linux-4.19 security update
Debian DLA Debian DLA DLA-2843-1 linux security update
EUVD EUVD EUVD-2021-26916 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.
Ubuntu USN Ubuntu USN USN-5070-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5071-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5071-2 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-5071-3 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5073-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5073-2 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-5073-3 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5096-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5106-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5120-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-5299-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5343-1 Linux kernel vulnerabilities
History

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

Type Values Removed Values Added
Metrics epss

{'score': 0.00052}

epss

{'score': 0.00059}


Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Linux Linux Kernel
Netapp Cloud Backup H300e H300e Firmware H300s H300s Firmware H410c H410c Firmware H410s H410s Firmware H500e H500e Firmware H500s H500s Firmware H700e H700e Firmware H700s H700s Firmware Solidfire Baseboard Management Controller Solidfire Baseboard Management Controller Firmware
Oracle Communications Cloud Native Core Binding Support Function Communications Cloud Native Core Network Exposure Function Communications Cloud Native Core Policy
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

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

cve-icon OpenCVE Enrichment

No data.

Weaknesses