What is CVE-2026-31771?

CVE-2026-31771 is a high-severity vulnerability in Linux. CVSS score: 8.1/10. Published 2026-05-01.

How severe is CVE-2026-31771?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Linux

CVE-2026-31771

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: move wake reason storage into validated event handlers hci_store_wake_reason() is called from hci_event_packet() immediately after stripping the HC…

EPSS: 0.000 (12.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

Linux — versions 2f20216c1d6fe17c1a224f658be0dc6fab2269c7, 5.10, 0
Linux Linux_kernel — versions 7.0

References

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

Frequently asked questions

What is CVE-2026-31771?: CVE-2026-31771 is a high-severity vulnerability in Linux. CVSS score: 8.1/10. Published 2026-05-01.
How severe is CVE-2026-31771?: High severity. CVSS v3 base score is 8.1 out of 10.