SB2025091991 - NULL pointer dereference in Linux kernel intel ice driver
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091991
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-2023-53442)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ice_setup_tc() function in drivers/net/ethernet/intel/ice/ice_main.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/1c82d1b736ce85e77fd4da05eca6f1f4a52a2bc3
- https://git.kernel.org/stable/c/24f0d69da35d812b3a1104918014a29627140cb1
- https://git.kernel.org/stable/c/43d00e102d9ecbe2635d7e3f2e14d2e90183d6af
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.47
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5