{"id":"CVE-2023-31085","revision":"be684a9b51d840da82913d36ab959161","records":[{"revision":"be684a9b51d840da82913d36ab959161","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-31085","aliases":[],"title":"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.","description":"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.","state":0,"publishedAt":"2023-04-24T00:00:00+00:00","modifiedAt":"2026-10-14T23:07:57.916+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n/a\",\n                    \"product\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"version\": \"n/a\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://lore.kernel.org/all/687864524.118195.1681799447034.JavaMail.zimbra%40nod.at/","https://security.netapp.com/advisory/ntap-20230929-0003/","https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=017c73a34a661a861712f7cc1393a123e5b2208c"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-31085","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-31085","identifiers":["CVE-2023-31085"]},"retained":false,"historicalAffected":[]}],"coverage":[]}