#VU120866 Input validation error in Linux kernel - CVE-2023-54305
Published: December 30, 2025
Vulnerability identifier: #VU120866
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-2023-54305
CWE-ID: CWE-20
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 input validation within the ext4_xattr_inode_create() function in fs/ext4/xattr.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/05cbf6ddd9847c7b4f0662c048f195b09405a9d0
- https://git.kernel.org/stable/c/0dc0fa313bb4e86382a3e7125429710d44383196
- https://git.kernel.org/stable/c/116008ada3d0de4991099edaf6b8c2e9cd6f225a
- https://git.kernel.org/stable/c/21f6a80d9234422e2eb445734b22c78fc5bf6719
- https://git.kernel.org/stable/c/a458a8c1d1fc4e10a1813786132b09a3863ad3f2
- https://git.kernel.org/stable/c/a92b67e768bde433b9385cde56c09deb58db269e
- https://git.kernel.org/stable/c/aedea161d031502a423ed1c7597754681a4f8cda
- https://git.kernel.org/stable/c/f31173c19901a96bb2ebf6bcfec8a08df7095c91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.308
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.276
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.173
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.99
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.235
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3