SB2025082865 - NULL pointer dereference in Linux kernel spi driver
Published: August 28, 2025
Security Bulletin ID
SB2025082865
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-2025-38648)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the stm32_spi_probe() function in drivers/spi/spi-stm32.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/21f1c800f6620e43f31dfd76709dbac8ebaa5a16
- https://git.kernel.org/stable/c/3a571a8d52272cc26858ab1bc83d0f66e5dee938
- https://git.kernel.org/stable/c/6031a54f4eac921efe6122a561d44df89b37f2d4
- https://git.kernel.org/stable/c/a7645815edf4478f3258bb0db95a08986a77f5c0
- https://git.kernel.org/stable/c/cc063d23ad80ef7d201c41b2716b1bae7c662cf9