SB2025082023 - Memory leak in Linux kernel events
Published: August 20, 2025
Security Bulletin ID
SB2025082023
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2025-38565)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mutex_unlock() and vm_flags_set() functions in kernel/events/core.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/07091aade394f690e7b655578140ef84d0e8d7b0
- https://git.kernel.org/stable/c/163b0d1a209fe0df5476c1df2330ca12b55abf92
- https://git.kernel.org/stable/c/27d44145bd576bbef9bf6165bcd78128ec3e6cbd
- https://git.kernel.org/stable/c/7ff8521f30c4c2fcd4e88bd7640486602bf8a650
- https://git.kernel.org/stable/c/92043120a2e992800580855498ab8507e1b22db9
- https://git.kernel.org/stable/c/f41e9eba77bf97626e04296dc5677d02816d2432