CVE-2022-1836
kernel: Concurrency use-after-free in floppy's raw_cmd
Severity
UnknownRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 28, 2022
Updated · November 22, 2025
Description
A use-after-free vulnerability was found in drivers/block/floppy.c in the floppy driver module in the Linux kernel between raw_cmd_ioctl and seek_interrupt. This flaw allows an attacker to cause a denial of service, leading to a leak of internal kernel information.
Statement
Red Hat Product Security does not consider this to be a vulnerability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 0CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:N
CWE-416 · Use After Free