#VU114234 Memory leak in Linux kernel - CVE-2025-38563
Published: August 20, 2025
Vulnerability identifier: #VU114234
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-2025-38563
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 perf_mmap_pfn_mkwrite() function in kernel/events/core.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/65311aad4c808bedad0c05d9bb8b06c47dae73eb
- https://git.kernel.org/stable/c/6757a31a8e295ae4f01717a954afda173f25a121
- https://git.kernel.org/stable/c/7b84cb58d1f0aa07656802eae24689566e5f5b1b
- https://git.kernel.org/stable/c/b024d7b56c77191cde544f838debb7f8451cd0d6
- https://git.kernel.org/stable/c/e529888b7e8092912dd8789bdfc76685ccd2ff5f
- https://git.kernel.org/stable/c/ff668930871e0198c7f4e325058b8b7c286787bd