#VU104570 NULL pointer dereference in Linux kernel - CVE-2022-49428
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104570
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-2022-49428
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 __recover_dot_dentries() function in fs/f2fs/namei.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/12662d19467b391b5b509ac5e9ab4f583c6dde16
- https://git.kernel.org/stable/c/250e5a6be52a6b9d82fe91976c83cc158868b4e9
- https://git.kernel.org/stable/c/2f46160d0a19b13bfe96c0dd50eed5c5d253ab7a
- https://git.kernel.org/stable/c/34f48ce5d5936eea33e3b6415403e57eb84aff97
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14