drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating raw_cmd in the raw_cmd_ioctl function.
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
exchange.xforce.ibmcloud.com/vulnerabilities/225362
github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
lists.debian.org/debian-lts-announce/2022/07/msg00000.html
seclists.org/oss-sec/2022/q2/66
www.debian.org/security/2022/dsa-5173