UBUNTU-CVE-2025-68310

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Avoid deadlock between PCI error recovery and mlx5 crdump Do not block PCI config accesses through pcicfgaccesslock when executing the s390 variant of PCI error recovery: Acquire just devicelock instead of pcidevlock as...

CVE-2025-68310

CVE-2025-68310 : Linux kernel fix for a deadlock between PCI error recovery and mlx5 crdump on s390. The patch avoids blocking PCI config accesses by PCI error recovery code by acquiring only device_lock() (not pci_dev_lock()), preventing hangs in mlx5_health_unload and crdump collection when PCI...