SB2024070564 - Improper locking in Linux kernel kvm svm
Published: July 5, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024070564
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-2024-39483)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the svm_enable_nmi_window() function in arch/x86/kvm/svm/svm.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/f79edaf7370986d73d204b36c50cc563a4c0f356
- https://git.kernel.org/stable/c/1d87cf2eba46deaff6142366127f2323de9f84d1
- https://git.kernel.org/stable/c/b4bd556467477420ee3a91fbcba73c579669edc6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.34