SB20250620162 - Buffer overflow in Linux kernel hid driver
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620162
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2022-50131)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the mcp_smbus_write() function in drivers/hid/hid-mcp2221.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3c0f8a59f2cc8841ee6653399a77f4f3e6e9a270
- https://git.kernel.org/stable/c/62ac2473553a00229e67bdf3cb023b62cf7f5a9a
- https://git.kernel.org/stable/c/6402116a7b5ec80fa40fd145a80c813019cd555f
- https://git.kernel.org/stable/c/66c8e816f2f2ca4a61b406503bd10bad1b35f72f
- https://git.kernel.org/stable/c/91443c669d280937968f0aa4edefa741cfe35314
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.61