#VU115913 NULL pointer dereference in Linux kernel - CVE-2023-53442
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115913
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53442
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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 repository.
External links
- 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