SB20251230204 - NULL pointer dereference in Linux kernel firmware meson driver
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230204
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-2023-54304)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the meson_sm_probe() function in drivers/firmware/meson/meson_sm.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/2d6c4a1a4e6678cb98dd57964f133a995ecc91c1
- https://git.kernel.org/stable/c/502dfc5875bab9ae5d6a2939146c2c5e5683be40
- https://git.kernel.org/stable/c/68f3209546b5083f8bffa46f7173cc05191eace1
- https://git.kernel.org/stable/c/9f4017cac70c04090dd4f672e755d6c875af67d8
- https://git.kernel.org/stable/c/bd3a6b6d5dd863dbbe17985c7612159cf4533cad
- https://git.kernel.org/stable/c/f2ed165619c16577c02b703a114a1f6b52026df4
- https://git.kernel.org/stable/c/fba9c24c196310546f13c77ff66d0741155fa771
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.274