Description
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.
References (6)
Core 6
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
Third Party Advisory, VDB Entry x_refsource_misc
https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
Exploit, Mailing List, Patch, Third Party Advisory x_refsource_misc
https://seclists.org/oss-sec/2022/q2/66
Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2022/dsa-5173
Scores
CVSS v3
3.3
EPSS
0.0003
EPSS Percentile
10.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-416
Status
published
Products (3)
debian/debian_linux
9.0
debian/debian_linux
10.0
linux/linux_kernel
< 5.17.6
Published
Jun 18, 2022
Tracked Since
Feb 18, 2026