What is CVE-2026-46056?

CVE-2026-46056 is a high-severity vulnerability in Linux. CVSS score: 8.8/10. Published 2026-05-27.

How severe is CVE-2026-46056?

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

Vulnerability in Linux

CVE-2026-46056

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers hci_conn lookup and field access must be covered by hdev lock in hci_user_passkey_notify_evt() and hci_ke…

EPSS: 0.000 (9.0th 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 3.7, 6.18.27, 7.1-rc1

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67

Frequently asked questions

What is CVE-2026-46056?: CVE-2026-46056 is a high-severity vulnerability in Linux. CVSS score: 8.8/10. Published 2026-05-27.
How severe is CVE-2026-46056?: High severity. CVSS v3 base score is 8.8 out of 10.