CVE-2023-43550

Local device compromise via QMI allocation overflow

Published Mar 4, 2024 · Updated Aug 26, 2024

Memory corruption in Qualcomm Core Services firmware allows local users to compromise device confidentiality, integrity, and availability. A QMI request for memory from a DHMS-supported subsystem triggers an integer overflow in the allocation path, causing memory corruption. Exploitation requires local low-privileged access to an affected Qualcomm platform; no remote attack path or safer bounded consequence is published.

CVSS severity7.8
High
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Memory corruption in Qualcomm Core Services firmware allows local users to compromise device confidentiality, integrity, and availability. A QMI request for memory from a DHMS-supported subsystem triggers an integer overflow in the allocation path, causing memory corruption. Exploitation requires local low-privileged access to an affected Qualcomm platform; no remote attack path or safer bounded consequence is published.

The record

CVE
CVE-2023-43550
Published
Mar 4, 2024
Updated
Aug 26, 2024
Vendor
Qualcomm
Product
SA8155P Firmware
Classifications
CWE-190
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 4, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 26, 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=0 <=*

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Qualcomm · SA8155P Firmwareversion=0 <=*
Qualcomm · Qualcomm SM7315 Firmwareversion=0 <=*
Qualcomm · SA9000P Firmwareversion=0 <=*
Qualcomm · Qualcomm QRB5165N Firmwareversion=0 <=*
Qualcomm · QSM8350 Firmwareversion=0 <=*
Qualcomm · QCS8250 Firmwareversion=0 <=*
Qualcomm · QCA6698AQ Firmwareversion=0 <=*
Qualcomm · SW5100 Firmwareversion=0 <=*
Qualcomm · SW5100P Firmwareversion=0 <=*
Qualcomm · QAM8255P Firmwareversion=0 <=*
Qualcomm · WCD9390 Firmwareversion=0 <=*
Qualcomm · Snapdragon 888 Firmwareversion=0 <=*
Qualcomm · QDX1011 Firmwareversion=0 <=*
Qualcomm · Flight RB5 5G Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6595AU Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 4 Gen 1 Mobile Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 4 Gen 2 Mobile Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm WCD9375 Firmwareversion=0 <=*
Qualcomm · Qualcomm Video Collaboration VC5 Platform Firmwareversion=0 <=*
Qualcomm · QCN6274 Firmwareversion=0 <=*
Qualcomm · SA8770P Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 680 4G Mobile Platform Firmwareversion=0 <=*
Qualcomm · QCS610 Firmwareversion=0 <=*
Qualcomm · QAMSRV1M Firmwareversion=0 <=*
Qualcomm · CSRA6620 Firmwareversion=0 <=*
Qualcomm · SRV1M Firmwareversion=0 <=*
Qualcomm · Qualcomm SM8550P Firmwareversion=0 <=*
Qualcomm · WSA8810 Firmwareversion=0 <=*
Qualcomm · QCA8337 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6797AQ Firmwareversion=0 <=*
Qualcomm · QCA8081 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 778G 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · FastConnect 7800 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6595 Firmwareversion=0 <=*
Qualcomm · QCM4490 Firmwareversion=0 <=*
Qualcomm · QCS410 Firmwareversion=0 <=*
Qualcomm · QAM8650P Firmwareversion=0 <=*
Qualcomm · QCS7230 Firmwareversion=0 <=*
Qualcomm · SA8195P Firmwareversion=0 <=*
Qualcomm · CSRA6640 Firmwareversion=0 <=*
Qualcomm · SA8775P Firmwareversion=0 <=*
Qualcomm · QCM6490 Firmwareversion=0 <=*
Qualcomm · Qualcomm SM7325P Firmwareversion=0 <=*
Qualcomm · Snapdragonversion=AR8035; version=CSRA6620; version=CSRA6640; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6900; version=FastConnect 7800; version=Flight RB5 5G Platform; version=MDM9628; version=QAM8255P; version=QAM8295P; version=QAM8650P; version=QAM8775P; version=QAMSRV1H; version=QAMSRV1M; version=QCA6174A; version=QCA6391; version=QCA6564A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=QCA6698AQ; version=QCA6797AQ; version=QCA8081; version=QCA8337; version=QCC710; version=QCM4325; version=QCM4490; version=QCM6125; version=QCM6490; version=QCN6224; version=QCN6274; version=QCN9011; version=QCN9012; version=QCS410; version=QCS4490; version=QCS610; version=QCS6125; version=QCS6490; version=QCS7230; version=QCS8250; version=QCS8550; version=QDU1000; version=QDU1010; version=QDU1110; version=QDU1210; version=QDX1010; version=QDX1011; version=QEP8111; version=QFW7114; version=QFW7124; version=QRB5165M; version=QRB5165N; version=QRU1032; version=QRU1052; version=QRU1062; version=QSM8350; version=Qualcomm Video Collaboration VC1 Platform; version=Qualcomm Video Collaboration VC3 Platform; version=Qualcomm Video Collaboration VC5 Platform; version=Robotics RB5 Platform; version=SA6155P; version=SA7255P; version=SA8155P; version=SA8195P; version=SA8255P; version=SA8295P; version=SA8650P; version=SA8770P; version=SA8775P; version=SA9000P; version=SD888; version=SD 8 Gen1 5G; version=SG4150P; version=SM7315; version=SM7325P; version=SM8550P; version=Smart Audio 400 Platform; version=Snapdragon 480 5G Mobile Platform; version=Snapdragon 480+ 5G Mobile Platform (SM4350-AC); version=Snapdragon 4 Gen 1 Mobile Platform; version=Snapdragon 4 Gen 2 Mobile Platform; version=Snapdragon 680 4G Mobile Platform; version=Snapdragon 685 4G Mobile Platform (SM6225-AD); version=Snapdragon 695 5G Mobile Platform; 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 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon 8 Gen 1 Mobile Platform; version=Snapdragon 8+ Gen 1 Mobile Platform; version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=Snapdragon AR2 Gen 1 Platform; version=Snapdragon Auto 5G Modem-RF Gen 2; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon X35 5G Modem-RF System; version=Snapdragon X75 5G Modem-RF System; version=SRV1H; version=SRV1M; version=SSG2115P; version=SSG2125P; version=SW5100; version=SW5100P; version=SXR1230P; version=SXR2230P; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN6740; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H
Qualcomm · SA6155P Firmwareversion=0 <=*
Qualcomm · QRU1032 Firmwareversion=0 <=*
Qualcomm · WSA8845H Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 8 Gen 1 Mobile Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 695 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · SA8255P Firmwareversion=0 <=*
Qualcomm · QCS6490 Firmwareversion=0 <=*
Qualcomm · QDX1010 Firmwareversion=0 <=*
Qualcomm · SA8295P Firmwareversion=0 <=*
Qualcomm · SXR1230P Firmwareversion=0 <=*
Qualcomm · FastConnect 6700 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6564A Firmwareversion=0 <=*
Qualcomm · QRU1052 Firmwareversion=0 <=*
Qualcomm · Qualcomm Video Collaboration VC1 Platform Firmwareversion=0 <=*
Qualcomm · FastConnect 6900 Firmwareversion=0 <=*
Qualcomm · QEP8111 Firmwareversion=0 <=*
Qualcomm · SSG2125P Firmwareversion=0 <=*
Qualcomm · QCS4490 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 480 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · QCS8550 Firmwareversion=0 <=*
Qualcomm · WCD9370 Firmwareversion=0 <=*
Qualcomm · Qualcomm QRB5165M Firmwareversion=0 <=*
Qualcomm · SSG2115P Firmwareversion=0 <=*
Qualcomm · WSA8845 Firmwareversion=0 <=*
Qualcomm · QFW7124 Firmwareversion=0 <=*
Qualcomm · SD 8 Gen1 5G Firmwareversion=0 <=*
Qualcomm · Qualcomm Smart Audio 400 Platform Firmwareversion=0 <=*
Qualcomm · QCN6224 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCD9341 Firmwareversion=0 <=*
Qualcomm · QAMSRV1H Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6564AU Firmwareversion=0 <=*
Qualcomm · QDU1210 Firmwareversion=0 <=*
Qualcomm · SA7255P Firmwareversion=0 <=*
Qualcomm · WCN3988 Firmwareversion=0 <=*
Qualcomm · Snapdragon X35 5G Modem-RF System Firmwareversion=0 <=*
Qualcomm · WCD9395 Firmwareversion=0 <=*
Qualcomm · QAM8295P Firmwareversion=0 <=*
Qualcomm · QCA6574AU Firmwareversion=0 <=*
Qualcomm · QCA6584AU Firmwareversion=0 <=*
Qualcomm · QDU1000 Firmwareversion=0 <=*
Qualcomm · WCD9380 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCN6740 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6574A Firmwareversion=0 <=*
Qualcomm · QCN9012 Firmwareversion=0 <=*
Qualcomm · WSA8840 Firmwareversion=0 <=*
Qualcomm · Qualcomm QCA6574 Firmwareversion=0 <=*
Qualcomm · Snapdragon Auto 5G Modem-RF Gen 2 Firmwareversion=0 <=*
Qualcomm · QRU1062 Firmwareversion=0 <=*
Qualcomm · QCM4325 Firmwareversion=0 <=*
Qualcomm · SXR2230P Firmwareversion=0 <=*
Qualcomm · QCN9011 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon AR2 Gen 1 Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 780G 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · FastConnect 6200 Firmwareversion=0 <=*
Qualcomm · AR8035 Firmwareversion=0 <=*
Qualcomm · QCC710 Firmwareversion=0 <=*
Qualcomm · QCA6174A Firmwareversion=0 <=*
Qualcomm · QAM8775P Firmwareversion=0 <=*
Qualcomm · MDM9628 Firmwareversion=0 <=*
Qualcomm · Qualcomm SG4150P Firmwareversion=0 <=*
Qualcomm · WCN3950 Firmwareversion=0 <=*
Qualcomm · WSA8830 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 888+ 5G Mobile Platform Firmwareversion=0 <=*
Qualcomm · QCA6391 Firmwareversion=0 <=*
Qualcomm · WCD9385 Firmwareversion=0 <=*
Qualcomm · WCD9340 Firmwareversion=0 <=*
Qualcomm · QCM6125 Firmwareversion=0 <=*
Qualcomm · WCN3980 Firmwareversion=0 <=*
Qualcomm · WSA8835 Firmwareversion=0 <=*
Qualcomm · Qualcomm Snapdragon 8 Gen 2 Mobile Platform Firmwareversion=0 <=*
Qualcomm · Qualcomm Video Collaboration VC3 Platform Firmwareversion=0 <=*
Qualcomm · SA8650P Firmwareversion=0 <=*
Qualcomm · QCS6125 Firmwareversion=0 <=*
Qualcomm · Qualcomm WCD9335 Firmwareversion=0 <=*
Qualcomm · WSA8832 Firmwareversion=0 <=*
Qualcomm · SRV1H Firmwareversion=0 <=*
Qualcomm · Snapdragon X75 5G Modem-RF System Firmwareversion=0 <=*
Qualcomm · QCA6696 Firmwareversion=0 <=*
Qualcomm · QDU1110 Firmwareversion=0 <=*
Qualcomm · QFW7114 Firmwareversion=0 <=*
Qualcomm · WSA8815 Firmwareversion=0 <=*
Qualcomm · QDU1010 Firmwareversion=0 <=*
Qualcomm · Robotics RB5 Platform Firmwareversion=0 <=*

Published CVSS scores

7.8Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-190Integer Overflow or Wraparound

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

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Your stack

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