#VU116729 Memory leak in Linux kernel - CVE-2022-50512
Published: October 8, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU116729
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-2022-50512
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_record_regions() function 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/2cfb769d60a2a57eb3566765428b6131cd16dcfe
- https://git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be
- https://git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158
- https://git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739
- https://git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.17