SB2025042289 - NULL pointer dereference in Linux kernel w1 masters driver
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025042289
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) NULL pointer dereference (CVE-ID: CVE-2025-22084)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the w1_uart_probe() function in drivers/w1/masters/w1-uart.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/0dd6770a72f138dabea9eae87f3da6ffa68f0d06
- https://git.kernel.org/stable/c/4f750b84628080ff0d67bf1af67a4967b740acf2
- https://git.kernel.org/stable/c/64ab50577c59bb7049bec6b5c42d1c38e4029f29
- https://git.kernel.org/stable/c/cc6b0ec7cccbf66ef3621e9e93296b7bd1f52298
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2