#VU120746 Out-of-bounds read in Linux kernel - CVE-2023-54166
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120746
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-2023-54166
CWE-ID: CWE-125
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 an out-of-bounds read error within the igc_clean_all_tx_rings(), igc_down() and igc_enable_rx_ring() functions in drivers/net/ethernet/intel/igc/igc_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/c09df09241fdd6aa5b94a5243369662a13ec608a
- https://git.kernel.org/stable/c/c12554d97fcd954d5c66bcd016586732cf240d0b
- https://git.kernel.org/stable/c/d4a7ce642100765119a872d4aba1bf63e3a22c8a
- https://git.kernel.org/stable/c/feba294c454a51bb1e80dd2ff038e335f07ae481
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.124