#VU111404 Memory leak in Linux kernel - CVE-2022-49994
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111404
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-2022-49994
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 get_page_bootmem() and put_page_bootmem() functions in mm/bootmem_info.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/16a12ee619e39e8112f61b603255c16b73b6264b
- https://git.kernel.org/stable/c/9ae15c4ba2be1e5a62503b6d873e84beb5fcbb5a
- https://git.kernel.org/stable/c/dd0ff4d12dd284c334f7e9b07f8f335af856ac78
- 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