What is CVE-2026-23387?

CVE-2026-23387 is a high-severity vulnerability in Linux, classified under Double Free. CVSS score: 7.8/10. Published 2026-03-25.

How severe is CVE-2026-23387?

High severity. CVSS v3 base score is 7.8 out of 10.

Double Free in Linux

CVE-2026-23387

In the Linux kernel, the following vulnerability has been resolved: pinctrl: cirrus: cs42l43: Fix double-put in cs42l43_pin_probe() devm_add_action_or_reset() already invokes the action on failure, so the explicit put causes a double-put.

Vulnerability class: Double Free

EPSS: 0.001 (2.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions d7adbba9298fd74dde0abed5c93312c08c9e6507, 6.17.10, 6.19.7
Linux Linux_kernel — versions 6.18, 7.0

Weakness classification (CWE)

CWE-415 — Double 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)

Frequently asked questions

What is CVE-2026-23387?: CVE-2026-23387 is a high-severity vulnerability in Linux, classified under Double Free. CVSS score: 7.8/10. Published 2026-03-25.
How severe is CVE-2026-23387?: High severity. CVSS v3 base score is 7.8 out of 10.