SB2024060362 - Improper locking in Linux kernel infiniband core driver
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024060362
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-2022-48675)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the mmput_async() function in kernel/fork.c, within the mutex_unlock() function in drivers/infiniband/core/umem_odp.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/e8de6cb5755eae7b793d8c00c8696c8667d44a7f
- https://git.kernel.org/stable/c/819110054b14d7272b4188db997a3d80f75ab785
- https://git.kernel.org/stable/c/83c43fd872e32c8071d5582eb7c40f573a8342f3
- https://git.kernel.org/stable/c/85eaeb5058f0f04dffb124c97c86b4f18db0b833
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.143
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.68
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0