SB2025082879 - Improper locking in Linux kernel hfsplus
Published: August 28, 2025
Security Bulletin ID
SB2025082879
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) Improper locking (CVE-ID: CVE-2025-38650)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the hfsplus_free_extents() function in fs/hfsplus/extents.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/084933961ecda7561dedfb78c4676ccb90c91ada
- https://git.kernel.org/stable/c/314310166ba1fdff7660dfd9d18ea42d7058f7ae
- https://git.kernel.org/stable/c/5055b7db94110f228961dea6b74eed0a93a50b01
- https://git.kernel.org/stable/c/9764b8bb9f5f94df105cd2ac43829dd0d2c82b9f
- https://git.kernel.org/stable/c/a19ce9230b22a0866313932e7964cf05557a6008
- https://git.kernel.org/stable/c/fcb96956c921f1aae7e7b477f2435c56f77a31b4