What is CVE-2026-23462?

CVE-2026-23462 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 8.8/10. Published 2026-04-03.

How severe is CVE-2026-23462?

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

Use After Free in Linux

CVE-2026-23462

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: Fix possible UAF This fixes the following trace caused by not dropping l2cap_conn reference when user->remove callback is called: [ 97.809249] l2cap_…

Vulnerability class: Use-After-Free

EPSS: 0.000 (9.7th 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 b4f34d8d9d26b2428fa7cf7c8f97690a297978e6, 3.10, 0
Linux Linux_kernel — versions 7.0

Weakness classification (CWE)

CWE-416 — Use After Free

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)
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-2026-23462?: CVE-2026-23462 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 8.8/10. Published 2026-04-03.
How severe is CVE-2026-23462?: High severity. CVSS v3 base score is 8.8 out of 10.