What is CVE-2025-39919?

CVE-2025-39919 is a high-severity vulnerability in Linux. CVSS score: 8.8/10. Published 2025-10-01.

How severe is CVE-2025-39919?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Linux

CVE-2025-39919

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: add missing check for rx wcid entries Non-station wcid entries must not be passed to the rx functions. In case of the global wcid entry, it could even lead to corruption in the wcid array due to pointer being casted to struct mt7996_sta_link using container_of.

EPSS: 0.002 (6.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 7464b12b7d92b9641d4664735b9f3c3f0b6173d9, 6.15, 0
Linux Linux_kernel — versions 6.17

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2025-39919?: CVE-2025-39919 is a high-severity vulnerability in Linux. CVSS score: 8.8/10. Published 2025-10-01.
How severe is CVE-2025-39919?: High severity. CVSS v3 base score is 8.8 out of 10.