CVE-2023-53754

CVE-2023-53754 concerns the Linux kernel, specifically the lpfc SCSI driver (lpfc_sli4_pci_mem_setup). The root causes are ioremap/iounmap handling flaws: if_type 0 may pass NULL to iounmap due to missing remapping, and if_type 6 can remap drbl_regs_memmap_p but not ctrl_regs_memmap_p, causing a ...