CVE-2022-33981

Low

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.

Package Linux Kernel
Published 2022-06-18
Last modified 2025-05-05
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

3.3

out of 10
Low
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
Low
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness type

CWE-416

CVE-2022-33981 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

References

6 total
Showing 5 of 6 references View all on NVD

Frequently asked questions

  • What is CVE-2022-33981?

    CVE-2022-33981 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2022-33981 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2022-33981?

    CVE-2022-33981 has a CVSS score of 3.3 out of 10, rated Low severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L .

  • Is there a patch available for CVE-2022-33981?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2022-33981 patch availability.

  • Is CVE-2022-33981 actively exploited?

    No. CVE-2022-33981 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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