#VU115437 NULL pointer dereference in Linux kernel - CVE-2022-50336
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115437
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-2022-50336
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 attr_load_runs_vcn() function in fs/ntfs3/attrib.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/1621734cd3047f7979da1d7d5c5444d583d8b0ed
- https://git.kernel.org/stable/c/26425414bfe5d302413b956ab2469176d4ff53aa
- https://git.kernel.org/stable/c/2681631c29739509eec59cc0b34e977bb04c6cf1
- https://git.kernel.org/stable/c/ea6b3598406c58c5d09b6f4328e09616c077597f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.87