What is CVE-2022-1651?

CVE-2022-1651 is a high-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.1/10. Published 2022-07-26.

How severe is CVE-2022-1651?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Linux Kernel

CVE-2022-1651

A memory leak flaw was found 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. This flaw allows a local privileged attacker to leak unauthorized kernel information, causing a denial of service.

EPSS: 0.003 (17.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Affected products

Linux Linux_kernel
N/a Kernel — versions Linux kernel version prior to kernel 5.18 rc1

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

secalert@redhat.com (Patch, Mailing List, x_refsource_MISC, Vendor Advisory)
secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2022-1651?: CVE-2022-1651 is a high-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.1/10. Published 2022-07-26.
How severe is CVE-2022-1651?: High severity. CVSS v3 base score is 7.1 out of 10.