Vulnerability in Linux

CVE-2026-22978

In the Linux kernel, the following vulnerability has been resolved: wifi: avoid kernel-infoleak from struct iw_point struct iw_point has a 32bit hole on 64bit arches. struct iw_point { void __user *pointer; /* Pointer to the data (in user space) */ __u16 length; /* number of fields or size in bytes */ __u16 flags; /* Optional params */ }; Make sure to zero the structure to avoid disclosing 32bits of kernel data to user space.

EPSS: 0.001 (2.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2026-22978?
CVE-2026-22978 is a low-severity vulnerability in Linux. CVSS score: 3.3/10. Published 2026-01-23.
How severe is CVE-2026-22978?
Low severity. CVSS v3 base score is 3.3 out of 10.