#VU120463 NULL pointer dereference in Linux kernel - CVE-2022-50739
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120463
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-2022-50739
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 ntfs_fill_super() function in fs/ntfs3/super.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/9f24743ddcdd3683b0a6b16e1439ad091dc3489b
- https://git.kernel.org/stable/c/a7b23037b38b577d9a4372e0c6b7c9fe808070c1
- https://git.kernel.org/stable/c/c1ca8ef0262b25493631ecbd9cb8c9893e1481a1
- https://git.kernel.org/stable/c/f62506f5e45afbb01c84c3f28a2878b320a0b0f7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87