CVE-2022-3303

MEDIUM
4.7
CVSS Score
Published: September 27, 2022 at 12:00 AM UTC
Updated: October 14, 2026 at 02:17 PM UTC
3 products affected across 3 vendorsLinux KernelDebian LinuxKernel

Using Linux kernel by N/A?

Get instant alerts when new vulnerabilities affect Linux kernel - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.7
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Affected range stops below 6.0, so it looks safe — our inference, not a vendor statement
All versions
Vendor states this is fixed in 6.0-rc5 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.7MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-667CWE-362

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card