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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.001 (1.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-23387: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

  • Linux — versions d7adbba9298fd74dde0abed5c93312c08c9e6507, 6.17.10, 6.19.7
  • Linux Kernel — versions 6.18, 7.0

Weakness classification (CWE)

References

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.