#VU120538 Improper error handling in Linux kernel - CVE-2023-54073
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120538
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-2023-54073
CWE-ID: CWE-388
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 improper error handling within the EXPORT_SYMBOL_GPL() function in drivers/char/tpm/tpm-chip.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/0af0a989e747248e05640980661225e5b94cdb9e
- https://git.kernel.org/stable/c/1408d27f25c7b73ece7545cb6434965eedc49ddb
- https://git.kernel.org/stable/c/8da5ba044ea74105f3cfa182603b2f2d766fb22d
- https://git.kernel.org/stable/c/bd8621ca1510e6e802df9855bdc35a04a3cfa932
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.28
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4