#VU111399 Memory leak in Linux kernel - CVE-2022-49996
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111399
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-2022-49996
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 btrfs_get_dev_args_from_path() function in fs/btrfs/volumes.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/4b124ad87244cd7f0883c5eaa38d2326b2154cad
- https://git.kernel.org/stable/c/5f52402c77013e4a826394b807dd5ea4dc83bd72
- https://git.kernel.org/stable/c/9ea0106a7a3d8116860712e3f17cd52ce99f6707
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0