SB2025091842 - Memory leak in Linux kernel
Published: September 18, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091842
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-2023-53346)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the fei_debugfs_add_attr() function in kernel/fail_function.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/29d53c4c5a6f6d2b93aaac95b65cb4c907faf2ff
- https://git.kernel.org/stable/c/2bb3669f576559db273efe49e0e69f82450efbca
- https://git.kernel.org/stable/c/94f68f3e059c478e240f65fcb64746fe371295df
- https://git.kernel.org/stable/c/bb99db06b8b6ce9351633fc61bec9919d8f6f52b
- https://git.kernel.org/stable/c/dd9981a11d74ff2eb253bb5c459876f8bd3c6c36
- https://git.kernel.org/stable/c/f6d3aee1c66358471275df9dddd480010f061b0e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.235