SB20240603133 - Input validation error in Linux kernel hid driver
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240603133
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2021-47120)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the magicmouse_probe() function in drivers/hid/hid-magicmouse.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/368c5d45a87e1bcc7f1e98e0c255c37b7b12c5d6
- https://git.kernel.org/stable/c/b5d013c4c76b276890135b5d32803c4c63924b77
- https://git.kernel.org/stable/c/9cf27473f21913a3eaf4702dd2a25415afd5f33f
- https://git.kernel.org/stable/c/4b4f6cecca446abcb686c6e6c451d4f1ec1a7497
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.43
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.125