Improper locking in Linux kernel kvm svm
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2024-39483 |
| CWE-ID | CWE-667 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Linux kernel Operating systems & Components / Operating system |
| Vendor | Linux Foundation |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Improper locking
EUVDB-ID: #VU93825
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2024-39483
CWE-ID:
CWE-667 - Improper Locking
Exploit availability: No
DescriptionThe 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.
MitigationInstall update from vendor's website.
Vulnerable software versionsLinux kernel: All versions
External linkshttp://git.kernel.org/stable/c/f79edaf7370986d73d204b36c50cc563a4c0f356
http://git.kernel.org/stable/c/1d87cf2eba46deaff6142366127f2323de9f84d1
http://git.kernel.org/stable/c/b4bd556467477420ee3a91fbcba73c579669edc6
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
