Vulnerability identifier: #VU108317
Vulnerability risk: Low
CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-667
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the kvm_arch_vcpu_ioctl_get_mpstate() function in arch/x86/kvm/x86.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: 6.13, 6.13.1, 6.13.2, 6.13.3, 6.13.4, 6.13.5, 6.13.6, 6.13.7, 6.13.8, 6.13.9, 6.13.10, 6.13.11
External links
https://git.kernel.org/stable/c/0357c8406dfa09430dd9858ebe813feb65524b6e
https://git.kernel.org/stable/c/592e040572f216d916f465047c8ce4a308fcca44
https://git.kernel.org/stable/c/7bc5c360375d28ba5ef6298b0d53e735c81d66a1
https://git.kernel.org/stable/c/8a3df0aa1087a89f5ce55f4aba816bfcb1ecf1be
https://git.kernel.org/stable/c/ef01cac401f18647d62720cf773d7bb0541827da
https://git.kernel.org/stable/c/f5cbe725b7477b4cd677be1b86b4e08f90572997
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.12
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.