#VU119764 Reachable assertion in Linux kernel - CVE-2023-53855
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119764
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-2023-53855
CWE-ID: CWE-617
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 reachable assertion within the felix_teardown() function in drivers/net/dsa/ocelot/felix.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/758dbcfb257e1aee0a310bae789c2af6ffe35d0f
- https://git.kernel.org/stable/c/7ae8fa6b70975b6efbbef7912d09bff5a0bff491
- https://git.kernel.org/stable/c/a94c16a2fda010866b8858a386a8bfbeba4f72c5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5