CVE-2025-37974: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Fix missing check for zpci_create_device() error return The zpci_create_device() function returns an error pointer that needs to be checked before dereferencing it as a struct zpci_dev pointer. Add the missing check in __clp_add() where it was missed when adding the scan_list in the fixed commit. Simply not adding the device to the scan list results in the previous behavior.

Affected products

• Linux Linux Kernel: from 6.12.5, before 6.12.29 (fixed in 6.12.29); from 6.13, before 6.14.7 (fixed in 6.14.7); version 6.15 only

Published 2025-05-20. Last modified 2026-06-17.