What is CVE-2026-23079?

CVE-2026-23079 is a medium-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2026-02-04.

How severe is CVE-2026-23079?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2026-23079

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfo_changed_notify() On error handling paths, lineinfo_changed_notify() doesn't free the allocated resources which results leaks. Fix it.

EPSS: 0.001 (1.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux — versions 6.17.10, d4cd0902c156b2ca60fdda8cd8b5bcb4b0e9ed64, dccc6daa8afa0f64c432e4c867f275747e3415e1
Linux Linux_kernel — versions 6.18, 6.19

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-23079?: CVE-2026-23079 is a medium-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2026-02-04.
How severe is CVE-2026-23079?: Medium severity. CVSS v3 base score is 5.5 out of 10.