#VU120451 NULL pointer dereference in Linux kernel - CVE-2023-54087
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120451
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-2023-54087
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 ubi_add_volume() function in drivers/mtd/ubi/vmt.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/234c53e57424992e657e6f4acc00d3df0983176f
- https://git.kernel.org/stable/c/2ea7195b195009ecf0046e55361f393ba96d02db
- https://git.kernel.org/stable/c/45b2c5ca4d2edae70f19fdb086bd927840c4c309
- https://git.kernel.org/stable/c/5558bcf1c58720ca6e9d6198d921cb3aa337f038
- https://git.kernel.org/stable/c/5ec4c8aca5a221756a9007deadfea92795319fee
- https://git.kernel.org/stable/c/9eccdb0760cbcb4427b5303a83a3007de998af51
- https://git.kernel.org/stable/c/c15859bfd326c10230f09cb48a17f8a35f190342
- https://git.kernel.org/stable/c/fcbc795abe7897da4b5d2a6ab5010e36774b00c2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.173