What is CVE-2022-1974?

CVE-2022-1974 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 4.1/10. Published 2022-08-31.

How severe is CVE-2022-1974?

Medium severity. CVSS v3 base score is 4.1 out of 10.

Use After Free in Linux Kernel

CVE-2022-1974

A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.

Vulnerability class: Use-After-Free

EPSS: 0.001 (3.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Linux Linux_kernel — versions 5.18
N/a Linux Kernel — versions Linux kernel 5.18 rc6

Weakness classification (CWE)

CWE-416 — Use After Free
CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-1974?: CVE-2022-1974 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 4.1/10. Published 2022-08-31.
How severe is CVE-2022-1974?: Medium severity. CVSS v3 base score is 4.1 out of 10.