SB2025092377 - NULL pointer dereference in Linux kernel intel igb driver
Published: September 23, 2025
Security Bulletin ID
SB2025092377
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-2025-39875)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the igb_setup_rx_resources() function in drivers/net/ethernet/intel/igb/igb_main.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.