SB2025100881 - NULL pointer dereference in Linux kernel intel ice driver
Published: October 8, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025100881
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-2023-53657)
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_eswitch_port_start_xmit() function in drivers/net/ethernet/intel/ice/ice_eswitch.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/5760a72b3060150b587eff3e879648c7470efddd
- https://git.kernel.org/stable/c/63ff5a94649837d980e3b9ef535c793ec8cb0ca7
- https://git.kernel.org/stable/c/7aa529a69e92b9aff585e569d5003f7c15d8d60b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.55
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6