CVE-2022-33230

Memory corruption via unchecked FM Host buffer copy

Published Jun 6, 2023 · Updated Aug 3, 2024

Classic buffer overflow in Qualcomm Snapdragon FM Host firmware allows local users with high privileges to corrupt memory via oversized input. FM Host copies attacker-controlled input into a buffer without first checking that the destination can hold it. The flaw requires a local, highly privileged caller; Qualcomm has not disclosed the command path, destination buffer, or a narrower consequence.

CVSS severity6.7
Medium
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

Classic buffer overflow in Qualcomm Snapdragon FM Host firmware allows local users with high privileges to corrupt memory via oversized input. FM Host copies attacker-controlled input into a buffer without first checking that the destination can hold it. The flaw requires a local, highly privileged caller; Qualcomm has not disclosed the command path, destination buffer, or a narrower consequence.

The record

CVE
CVE-2022-33230
Published
Jun 6, 2023
Updated
Aug 3, 2024
Vendor
Qualcomm
Product
SA8155P Firmware
Classifications
CWE-120
Attack vector
local
Privileges
admin

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

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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 privilegesadmin

What is affected?

Qualcomm · SA8155P Firmwareversion=*
Qualcomm · Qualcomm WCN3660B Firmwareversion=*
Qualcomm · SW5100 Firmwareversion=*
Qualcomm · SW5100P Firmwareversion=*
Qualcomm · Qualcomm QCA6595AU Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 4 Gen 1 Mobile Platform Firmwareversion=*
Qualcomm · Qualcomm WCD9375 Firmwareversion=*
Qualcomm · WSA8810 Firmwareversion=*
Qualcomm · SA6150P Firmwareversion=*
Qualcomm · WCN3680B Firmwareversion=*
Qualcomm · Qualcomm QCA6595 Firmwareversion=*
Qualcomm · SA8195P Firmwareversion=*
Qualcomm · Snapdragonversion=AQT1000; version=FastConnect 6200; version=QCA6420; version=QCA6430; version=QCA6554A; version=QCA6564AU; version=QCA6574; version=QCA6574A; version=QCA6574AU; version=QCA6584AU; version=QCA6595; version=QCA6595AU; version=QCA6696; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SD855; version=Snapdragon 480 5G Mobile Platform; version=Snapdragon 480+ 5G Mobile Platform (SM4350-AC); version=Snapdragon 4 Gen 1 Mobile Platform; version=Snapdragon 695 5G Mobile Platform; version=Snapdragon 855+/860 Mobile Platform (SM8150-AC); version=Snapdragon 855 Mobile Platform; version=Snapdragon W5+ Gen 1 Wearable Platform; version=Snapdragon Wear 4100+ Platform; version=SW5100; version=SW5100P; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9385; version=WCN3610; version=WCN3660B; version=WCN3680B; version=WCN3980; version=WCN3988; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835
Qualcomm · SA6155P Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 695 5G Mobile Platform Firmwareversion=*
Qualcomm · Qualcomm SD855 Firmwareversion=*
Qualcomm · SA8145P Firmwareversion=*
Qualcomm · QCA6554A Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 480 5G Mobile Platform Firmwareversion=*
Qualcomm · WCD9370 Firmwareversion=*
Qualcomm · SA8150P Firmwareversion=*
Qualcomm · QCA6420 Firmwareversion=*
Qualcomm · Qualcomm WCD9341 Firmwareversion=*
Qualcomm · Qualcomm QCA6564AU Firmwareversion=*
Qualcomm · WCN3988 Firmwareversion=*
Qualcomm · Qualcomm Snapdragon 855 Mobile Platform Firmwareversion=*
Qualcomm · QCA6574AU Firmwareversion=*
Qualcomm · QCA6584AU Firmwareversion=*
Qualcomm · Qualcomm QCA6574A Firmwareversion=*
Qualcomm · Qualcomm QCA6574 Firmwareversion=*
Qualcomm · Qualcomm QCA6430 Firmwareversion=*
Qualcomm · SA6145P Firmwareversion=*
Qualcomm · Qualcomm WCN3610 Firmwareversion=*
Qualcomm · FastConnect 6200 Firmwareversion=*
Qualcomm · AQT1000 Firmwareversion=*
Qualcomm · WSA8830 Firmwareversion=*
Qualcomm · WCD9385 Firmwareversion=*
Qualcomm · WCN3980 Firmwareversion=*
Qualcomm · WSA8835 Firmwareversion=*
Qualcomm · QCA6696 Firmwareversion=*
Qualcomm · WSA8815 Firmwareversion=*

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.7Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:H/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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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