Divide-by-Zero Error in UBI CDEV Driver
CVE-2023-31085 · MEDIUM Severity
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
An issue was discovered in drivers/mtd/ubi/cdev.c in the Linux kernel 6.2. There is a divide-by-zero error in do_div(sz,mtd->erasesize), used indirectly by ctrl_cdev_ioctl, when mtd->erasesize is 0.
Learn more about our Cis Benchmark Audit For Distribution Independent Linux.