Memory leak in Linux kernel - CVE-2022-1651
Published: June 8, 2022
Vulnerability identifier: #VU64076
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-1651
CWE-ID: CWE-401
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 privileged user to perform DoS attack on the target system.
The vulnerability exists due memory leak in the Linux kernel in acrn_dev_ioctl in the drivers/virt/acrn/hsm.c() function in how the ACRN Device Model emulates virtual NICs in VM. A local privileged user can leak unauthorized kernel information, causing a denial of service.
How to mitigate CVE-2022-1651
Install updates from vendor's website.