CVE-2022-40533

Transient service interruption via untrusted USB QMI pointer

Published Jun 6, 2023 · Updated Aug 3, 2024

Untrusted pointer dereference in Qualcomm Snapdragon firmware allows local users to interrupt service via a crafted USB QMI request. The Core component accepts a pointer value from the USB QMI request and dereferences it without establishing that it references trusted memory. Local access to the QMI request path is required, and successful exploitation causes transient availability loss without reported data exposure or modification.

CVSS severity6.2
Medium
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Untrusted pointer dereference in Qualcomm Snapdragon firmware allows local users to interrupt service via a crafted USB QMI request. The Core component accepts a pointer value from the USB QMI request and dereferences it without establishing that it references trusted memory. Local access to the QMI request path is required, and successful exploitation causes transient availability loss without reported data exposure or modification.

The record

CVE
CVE-2022-40533
Published
Jun 6, 2023
Updated
Aug 3, 2024
Vendor
Qualcomm
Product
Qualcomm Snapdragon 750G 5G Mobile Platform Firmware
Classifications
CWE-119, CWE-822
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 6, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=*

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Qualcomm · Qualcomm Snapdragon 750G 5G Mobile Platform Firmwareversion=*
Qualcomm · Qualcomm SM7315 Firmwareversion=*
Qualcomm · SA9000P Firmwareversion=*
Qualcomm · Qualcomm QRB5165N Firmwareversion=*
Qualcomm · QSM8350 Firmwareversion=*
Qualcomm · QCS8250 Firmwareversion=*
Qualcomm · QCA6698AQ Firmwareversion=*
Qualcomm · QAM8255P Firmwareversion=*
Qualcomm · Qualcomm QCA6431 Firmwareversion=*
Qualcomm · SA8540P Firmwareversion=*
Qualcomm · Flight RB5 5G Platform Firmwareversion=*
Qualcomm · Qualcomm QCA6595AU Firmwareversion=*
Qualcomm · Qualcomm WCD9375 Firmwareversion=*
Qualcomm · Qualcomm SM4125 Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 680 4G Mobile Platform Firmwareversion=*
Qualcomm · CSRA6620 Firmwareversion=*
Qualcomm · WSA8810 Firmwareversion=*
Qualcomm · Qualcomm QCA6426 Firmwareversion=*
Qualcomm · Qualcomm QCA6797AQ Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 778G 5G Mobile Platform Firmwareversion=*
Qualcomm · FastConnect 7800 Firmwareversion=*
Qualcomm · Qualcomm QCA6595 Firmwareversion=*
Qualcomm · Qualcomm SM4450 Firmwareversion=*
Qualcomm · QCM4490 Firmwareversion=*
Qualcomm · QAM8650P Firmwareversion=*
Qualcomm · Qualcomm SD888 Firmwareversion=*
Qualcomm · CSRA6640 Firmwareversion=*
Qualcomm · QCM6490 Firmwareversion=*
Qualcomm · Qualcomm SM7325P Firmwareversion=*
Qualcomm · Snapdragonversion=CSRA6620; version=CSRA6640; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=Flight RB5 5G Platform; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QCA6391; version=QCA6421; version=QCA6426; version=QCA6431; version=QCA6436; version=QCA6574AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCM2290; version=QCM4290; version=QCM4325; version=QCM4490; version=QCM6490; version=QCN9011; version=QCN9012; version=QCS2290; version=QCS4290; version=QCS4490; version=QCS6490; version=QCS8250; version=QCS8550; version=QRB5165M; version=QRB5165N; version=QSM8250; version=QSM8350; version=Robotics RB5 Platform; version=SA8255P; version=SA8295P; version=SA8540P; version=SA9000P; version=SD460; version=SD662; version=SD865 5G; version=SD888; version=SD 8 Gen1 5G; version=SDX55; version=SG4150P; version=SM4125; version=SM4450; version=SM6250; version=SM6250P; version=SM7250P; version=SM7315; version=SM7325P; version=Smart Audio 400 Platform; version=Snapdragon 460 Mobile Platform; version=Snapdragon 662 Mobile Platform; version=Snapdragon 680 4G Mobile Platform; version=Snapdragon 685 4G Mobile Platform (SM6225-AD); version=Snapdragon 690 5G Mobile Platform; version=Snapdragon 720G Mobile Platform; version=Snapdragon 750G 5G Mobile Platform; version=Snapdragon 765 5G Mobile Platform (SM7250-AA); version=Snapdragon 765G 5G Mobile Platform (SM7250-AB); version=Snapdragon 768G 5G Mobile Platform (SM7250-AC); version=Snapdragon 778G 5G Mobile Platform; version=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE); version=Snapdragon 780G 5G Mobile Platform; version=Snapdragon 782G Mobile Platform (SM7325-AF); version=Snapdragon 7c+ Gen 3 Compute; version=Snapdragon 865 5G Mobile Platform; version=Snapdragon 865+ 5G Mobile Platform (SM8250-AB); version=Snapdragon 870 5G Mobile Platform (SM8250-AC); version=Snapdragon 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB, BB); version=Snapdragon 8 Gen 1 Mobile Platform; version=Snapdragon 8+ Gen 1 Mobile Platform; version=Snapdragon AR2 Gen 1 Platform; version=Snapdragon X55 5G Modem-RF System; version=Snapdragon XR2 5G Platform; version=Snapdragon XR2+ Gen 1 Platform; version=SSG2115P; version=SSG2125P; version=SXR1230P; version=SXR2130; version=SXR2230P; version=WCD9335; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3910; version=WCN3950; version=WCN3988; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835
Qualcomm · Qualcomm Snapdragon 865 5G Mobile Platform Firmwareversion=*
Qualcomm · Qualcomm SM6250P Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 8 Gen 1 Mobile Platform Firmwareversion=*
Qualcomm · SA8255P Firmwareversion=*
Qualcomm · Qualcomm SM6250 Firmwareversion=*
Qualcomm · QCA6421 Firmwareversion=*
Qualcomm · QCS6490 Firmwareversion=*
Qualcomm · SA8295P Firmwareversion=*
Qualcomm · SXR1230P Firmwareversion=*
Qualcomm · FastConnect 6700 Firmwareversion=*
Qualcomm · FastConnect 6900 Firmwareversion=*
Qualcomm · Snapdragon 888 5G Firmwareversion=*
Qualcomm · SSG2125P Firmwareversion=*
Qualcomm · QCS4490 Firmwareversion=*
Qualcomm · QCS8550 Firmwareversion=*
Qualcomm · WCD9370 Firmwareversion=*
Qualcomm · Qualcomm QRB5165M Firmwareversion=*
Qualcomm · SSG2115P Firmwareversion=*
Qualcomm · SD 8 Gen1 5G Firmwareversion=*
Qualcomm · Qualcomm Smart Audio 400 Platform Firmwareversion=*
Qualcomm · Qualcomm SM7250P Firmwareversion=*
Qualcomm · Snapdragon X55 5G Modem-RF System Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 662 Mobile Platform Firmwareversion=*
Qualcomm · QCM4290 Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 460 Mobile Platform Firmwareversion=*
Qualcomm · WCN3988 Firmwareversion=*
Qualcomm · QAM8295P Firmwareversion=*
Qualcomm · Qualcomm QCA6436 Firmwareversion=*
Qualcomm · QCA6574AU Firmwareversion=*
Qualcomm · Qualcomm SD662 Firmwareversion=*
Qualcomm · WCD9380 Firmwareversion=*
Qualcomm · Qualcomm WCN6740 Firmwareversion=*
Qualcomm · QSM8250 Firmwareversion=*
Qualcomm · QCN9012 Firmwareversion=*
Qualcomm · QCM2290 Firmwareversion=*
Qualcomm · SD460 Firmwareversion=*
Qualcomm · QCM4325 Firmwareversion=*
Qualcomm · SXR2230P Firmwareversion=*
Qualcomm · QCN9011 Firmwareversion=*
Qualcomm · QCS4290 Firmwareversion=*
Qualcomm · Qualcomm Snapdragon AR2 Gen 1 Platform Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 780G 5G Mobile Platform Firmwareversion=*
Qualcomm · Qualcomm SD865 5G Firmwareversion=*
Qualcomm · QCS2290 Firmwareversion=*
Qualcomm · FastConnect 6200 Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 720G Mobile Platform Firmwareversion=*
Qualcomm · QAM8775P Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 690 5G Mobile Platform Firmwareversion=*
Qualcomm · Qualcomm SDX55 Firmwareversion=*
Qualcomm · Qualcomm SG4150P Firmwareversion=*
Qualcomm · WCN3950 Firmwareversion=*
Qualcomm · WSA8830 Firmwareversion=*
Qualcomm · QCA6391 Firmwareversion=*
Qualcomm · Qualcomm Snapdragon XR2 5G Platform Firmwareversion=*
Qualcomm · WCD9385 Firmwareversion=*
Qualcomm · WSA8835 Firmwareversion=*
Qualcomm · Qualcomm WCD9335 Firmwareversion=*
Qualcomm · FastConnect 6800 Firmwareversion=*
Qualcomm · WSA8832 Firmwareversion=*
Qualcomm · Qualcomm WCN3910 Firmwareversion=*
Qualcomm · SXR2130 Firmwareversion=*
Qualcomm · QCA6696 Firmwareversion=*
Qualcomm · WSA8815 Firmwareversion=*
Qualcomm · Robotics RB5 Platform Firmwareversion=*

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.2Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-822Untrusted Pointer Dereference

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo