NULL pointer dereference in Linux Kernel

CVE-2022-23222

kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types.

EPSS: 0.019 (77.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-23222?
CVE-2022-23222 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2022-01-14.
How severe is CVE-2022-23222?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2022-23222 known to be exploited?
75 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.