CVE-2022-3303

Medium

A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition

Package Linux Kernel
Published 2022-09-27
Last modified 2025-05-21
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

4.7

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

Weakness type

CWE-667

CVE-2022-3303 is a Improper Locking vulnerability

What is Improper Locking?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. Learn more on MITRE CWE

References

4 total

Frequently asked questions

  • What is CVE-2022-3303?

    CVE-2022-3303 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 , classified as an Improper Locking flaw (CWE-667) . CVE-2022-3303 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2022-3303?

    CVE-2022-3303 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H .

  • Is there a patch available for CVE-2022-3303?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2022-3303 patch availability.

  • Is CVE-2022-3303 actively exploited?

    No. CVE-2022-3303 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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