What is CVE-2026-46270?

CVE-2026-46270 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 8.4/10. Published 2026-06-03.

How severe is CVE-2026-46270?

High severity. CVSS v3 base score is 8.4 out of 10.

Use After Free in Linux

CVE-2026-46270

In the Linux kernel, the following vulnerability has been resolved: power: supply: rt9455: Fix use-after-free in power_supply_changed() Using the `devm_` variant for requesting IRQ _before_ the `devm_` variant for allocating/registering…

Vulnerability class: Use-After-Free

EPSS: 0.001 (2.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions e86d69dd786e94046b8f5be7df1b9a8226a40b2a, 4.2, 0
Linux Linux_kernel

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-2026-46270?: CVE-2026-46270 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 8.4/10. Published 2026-06-03.
How severe is CVE-2026-46270?: High severity. CVSS v3 base score is 8.4 out of 10.