SB20251216145 - Improper locking in Linux kernel freescale enetc driver
Published: December 16, 2025
Security Bulletin ID
SB20251216145
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) Improper locking (CVE-ID: CVE-2025-40347)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the enetc_clean_rx_ring(), enetc_clean_rx_ring_xdp() and enetc_poll() functions in drivers/net/ethernet/freescale/enetc/enetc.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.