CVE-2022-3303
low-risk
Published 2022-09-27
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
Do I need to act?
-
0.02% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10
Medium
LOCAL
/ HIGH complexity
Affected Products (7)
References (8)
Third Party Advisory
https://www.debian.org/security/2022/dsa-5257
Third Party Advisory
https://www.debian.org/security/2022/dsa-5257
26
/ 100
low-risk
Severity
12/34 · Low
Exploitability
0/34 · Minimal
Exposure
14/34 · Moderate