SB20250502209 - Improper locking in Linux kernel amd amdkfd driver
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502209
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-2022-49843)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the svm_migrate_to_ram() function in drivers/gpu/drm/amd/amdkfd/kfd_migrate.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/128e284c6cccf5875261569fa3bb07558870c17f
- https://git.kernel.org/stable/c/1dea25e25acd990d7657940ffcab8354c28fa292
- https://git.kernel.org/stable/c/3a876060892ba52dd67d197c78b955e62657d906
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.79
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1