CVE-2026-64085

CVE-2026-64085 is a buffer overflow in the Linux kernel's hwmon (pmbus/adm1266) driver. The helper adm1266_pmbus_block_xfer() trusts the device-supplied length and can write up to 255 bytes , but adm1266_nvmem_read_blackbox() advances in 64-byte strides within a 2048-byte dev_mem buffer. On the t...