#VU116354 Memory leak in Linux kernel - CVE-2022-50428
Published: October 1, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116354
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-2022-50428
CWE-ID: CWE-401
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 memory leak within the ext4_fc_reserve_space(), ext4_fc_write_tail(), ext4_fc_replay_scan() and ext4_fc_replay() functions in fs/ext4/fast_commit.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/18f28f13301d1afb8cea9c4ddcecdbff14488ec6
- https://git.kernel.org/stable/c/48a6a66db82b8043d298a630f22c62d43550cae5
- https://git.kernel.org/stable/c/5439ad45c0d0c8db41eb6f4dce6f778f15a5ee16
- https://git.kernel.org/stable/c/5ca65dffdead16572ca046c43fb576b227f7f635
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.18