SB20250620210 - Incorrect calculation in Linux kernel fs
Published: June 20, 2025
Security Bulletin ID
SB20250620210
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) Incorrect calculation (CVE-ID: CVE-2025-38058)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect calculation within the __legitimize_mnt() function in fs/namespace.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/250cf3693060a5f803c5f1ddc082bb06b16112a9
- https://git.kernel.org/stable/c/628fb00195ce21a90cf9e4e3d105cd9e58f77b40
- https://git.kernel.org/stable/c/8cafd7266fa02e0863bacbf872fe635c0b9725eb
- https://git.kernel.org/stable/c/9b0915e72b3cf52474dcee0b24a2f99d93e604a3
- https://git.kernel.org/stable/c/b55996939c71a3e1a38f3cdc6a8859797efc9083
- https://git.kernel.org/stable/c/b89eb56a378b7b2c1176787fc228d0a57172bdd5
- https://git.kernel.org/stable/c/d8ece4ced3b051e656c77180df2e69e19e24edc1
- https://git.kernel.org/stable/c/f6d45fd92f62845cbd1eb5128fd8f0ed7d0c5a42