Resource management error in Linux kernel - CVE-2022-48765
Published: June 25, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93276
CSH Severity: Low
CVSS v4.0: 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: CVE-2022-48765
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the kvm_apic_set_state() function in arch/x86/kvm/lapic.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-48765
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/54b3439c8e70e0bcfea59aeef9dd98908cbbf655
- https://git.kernel.org/stable/c/ce55f63f6cea4cab8ae9212f73285648a5baa30d
- https://git.kernel.org/stable/c/35fe7cfbab2e81f1afb23fc4212210b1de6d9633
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17