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.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | <= 4.19.* |
| n/a | n/a | <= < 7.0.9 |