CVE-2026-64071

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix use-after-free in nvmefreehostmem nvmefreehostmem frees dev-hmbsgt via dmafreenoncontiguous but never clears the pointer afterward. This leads to a use-after-free if nvmefreehostmem is called twice in the same error...

CVE-2026-64071

CVE-2026-64071 is a use-after-free in the Linux kernel's nvme-pci driver. The function nvme_free_host_mem() frees dev->hmb_sgt via dma_free_noncontiguous() but fails to NULL the pointer. When nvme_probe() triggers an I/O error during HMB setup, the error path calls nvme_free_host_mem() a secon...