What is CVE-2026-43004?

CVE-2026-43004 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2026-05-01.

How severe is CVE-2026-43004?

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

Vulnerability in Linux

CVE-2026-43004

In the Linux kernel, the following vulnerability has been resolved: spi: stm32-ospi: Fix resource leak in remove() callback The remove() callback returned early if pm_runtime_resume_and_get() failed, skipping the cleanup of spi controlle…

EPSS: 0.000 (3.3th 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 79b8a705e26c08f8f09dd55f1dd56f2375973d2d, 6.15, 0
Linux Linux_kernel — versions 7.0

References

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

Frequently asked questions

What is CVE-2026-43004?: CVE-2026-43004 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2026-05-01.
How severe is CVE-2026-43004?: Medium severity. CVSS v3 base score is 5.5 out of 10.