SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-40533

Transient DOS due to untrusted Pointer Dereference in core while sending USB QMI request.

MEDIUM 5.5EPSS 0.10%

Does this matter?

Lower severity and a low EPSS score (0.10%). Track it; it rarely justifies an emergency change on its own.

Description

Transient DOS due to untrusted Pointer Dereference in core while sending USB QMI request.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.10% probability · 1th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-822, CWE-119
Affected
qualcomm/csra6620 firmware · qualcomm/csra6640 firmware · qualcomm/wcn3991 firmware · qualcomm/wcn3998 firmware · qualcomm/wcn6750 firmware · qualcomm/qca6390 firmware · qualcomm/wcn685x-5 firmware · qualcomm/wcn685x-1 firmware · qualcomm/wcn785x-1 firmware · qualcomm/wcn785x-5 firmware · qualcomm/flight rb5 5g platform firmware · qualcomm/qam8255p firmware · qualcomm/qam8295p firmware · qualcomm/qam8650p firmware · qualcomm/qam8775p firmware · qualcomm/qca6391 firmware · qualcomm/qca6421 firmware · qualcomm/qca6426 firmware · qualcomm/qca6431 firmware · qualcomm/qca6436 firmware · +40 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%26 October 2026: 0.10%26 October 202626 October 2026

EPSS 0.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.