#VU115997 Resource management error in Linux kernel - CVE-2025-39845
Published: September 22, 2025
Vulnerability identifier: #VU115997
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-2025-39845
CWE-ID: CWE-399
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 resource management error within the sync_global_pgds() function in arch/x86/mm/init_64.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/26ff568f390a531d1bd792e49f1a401849921960
- https://git.kernel.org/stable/c/5f761d40ee95d2624f839c90ebeef2d5c55007f5
- https://git.kernel.org/stable/c/6659d027998083fbb6d42a165b0c90dc2e8ba989
- https://git.kernel.org/stable/c/6bf9473727569e8283c1e2445c7ac42cf4fc9fa9
- https://git.kernel.org/stable/c/744ff519c72de31344a627eaf9b24e9595aae554
- https://git.kernel.org/stable/c/b7f4051dd3388edd30e9a6077c05c486aa31e0d4