SB2025111339 - Resource management error in Linux kernel ext4
Published: November 13, 2025
Security Bulletin ID
SB2025111339
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) Resource management error (CVE-ID: CVE-2025-40179)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the ext4_init_orphan_info() function in fs/ext4/orphan.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/0a6ce20c156442a4ce2a404747bb0fb05d54eeb3
- https://git.kernel.org/stable/c/2b9da798ff0f4d026c5f0f815047393ebe7d8859
- https://git.kernel.org/stable/c/304fc34ff6fc8261138fd81f119e024ac3a129e9
- https://git.kernel.org/stable/c/566a1d6084563bd07433025aa23bcea4427de107
- https://git.kernel.org/stable/c/95a21611b14ae0a401720645245a8db16f040995
- https://git.kernel.org/stable/c/a2d803fab8a6c6a874277cb80156dc114db91921