What is CVE-2026-31620?

CVE-2026-31620 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 4.6/10. Published 2026-04-24.

How severe is CVE-2026-31620?

Medium severity. CVSS v3 base score is 4.6 out of 10.

NULL pointer dereference in Linux

CVE-2026-31620

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: us144mkii: fix NULL deref on missing interface 0 A malicious USB device with the TASCAM US-144MKII device id can have a configuration containing bInterfaceN…

EPSS: 0.000 (8.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions dee1bcf28a3dd13ddb2e9200407864f73e9c4d63, 6.18, 0
Linux Linux_kernel

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

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

Frequently asked questions

What is CVE-2026-31620?: CVE-2026-31620 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 4.6/10. Published 2026-04-24.
How severe is CVE-2026-31620?: Medium severity. CVSS v3 base score is 4.6 out of 10.