CVE-2022-33246

Memory corruption via invalid voice-session pointer offset

Published Feb 9, 2023 · Updated Aug 3, 2024

Memory corruption in Qualcomm Snapdragon audio firmware allows local users with high privileges to corrupt memory through a voice-call request. The audio path derives an out-of-range pointer offset when user space initiates a voice call with an invalid session identifier. Reachability requires local high-privilege access; successful exploitation can compromise confidentiality, integrity, and availability within the affected device.

CVSS severity6.7
Medium
EPSS probability0.12%
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 Snapdragon audio firmware allows local users with high privileges to corrupt memory through a voice-call request. The audio path derives an out-of-range pointer offset when user space initiates a voice call with an invalid session identifier. Reachability requires local high-privilege access; successful exploitation can compromise confidentiality, integrity, and availability within the affected device.

The record

CVE
CVE-2022-33246
Published
Feb 9, 2023
Updated
Aug 3, 2024
Vendor
Qualcomm
Product
SA8155P Firmware
Classifications
CWE-119, CWE-823
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Feb 9, 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 privilegesadmin

What is affected?

Qualcomm · SA8155P Firmwareversion=-
Qualcomm · Qualcomm SDX55M Firmwareversion=-
Qualcomm · QCN9074 Firmwareversion=-
Qualcomm · Qualcomm APQ8096AU Firmwareversion=-
Qualcomm · Qualcomm SDA429W Firmwareversion=-
Qualcomm · Qualcomm QCA6595AU Firmwareversion=-
Qualcomm · QCS610 Firmwareversion=-
Qualcomm · WSA8810 Firmwareversion=-
Qualcomm · Qualcomm QCA6426 Firmwareversion=-
Qualcomm · SA6150P Firmwareversion=-
Qualcomm · QCS410 Firmwareversion=-
Qualcomm · SA8195P Firmwareversion=-
Qualcomm · Snapdragonversion=APQ8096AU; version=AQT1000; version=MSM8996AU; version=QCA6390; version=QCA6391; version=QCA6420; version=QCA6426; version=QCA6430; version=QCA6436; version=QCA6564A; version=QCA6564AU; version=QCA6574A; version=QCA6574AU; version=QCA6595AU; version=QCA6696; version=QCN9074; version=QCS410; version=QCS610; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SD855; version=SD865 5G; version=SD870; version=SDA429W; version=SDX55M; version=SDXR2 5G; version=WCD9341; version=WCD9370; version=WCD9380; version=WCN3610; version=WCN3950; version=WCN3980; version=WCN3998; version=WCN6850; version=WCN6851; version=WSA8810; version=WSA8815
Qualcomm · SA6155P Firmwareversion=-
Qualcomm · Qualcomm SD855 Firmwareversion=-
Qualcomm · SA8145P Firmwareversion=-
Qualcomm · Qualcomm QCA6564A Firmwareversion=-
Qualcomm · WCD9370 Firmwareversion=-
Qualcomm · Qualcomm SDXR2 5G Firmwareversion=-
Qualcomm · SA8150P Firmwareversion=-
Qualcomm · QCA6420 Firmwareversion=-
Qualcomm · Qualcomm WCD9341 Firmwareversion=-
Qualcomm · Qualcomm QCA6564AU Firmwareversion=-
Qualcomm · Qualcomm QCA6436 Firmwareversion=-
Qualcomm · QCA6574AU Firmwareversion=-
Qualcomm · Qualcomm QCA6390 Firmwareversion=-
Qualcomm · WCD9380 Firmwareversion=-
Qualcomm · Qualcomm QCA6574A Firmwareversion=-
Qualcomm · Qualcomm QCA6430 Firmwareversion=-
Qualcomm · MSM8996AU Firmwareversion=-
Qualcomm · SA6145P Firmwareversion=-
Qualcomm · Qualcomm SD870 Firmwareversion=-
Qualcomm · Qualcomm SD865 5G Firmwareversion=-
Qualcomm · Qualcomm WCN3610 Firmwareversion=-
Qualcomm · AQT1000 Firmwareversion=-
Qualcomm · Qualcomm WCN6851 Firmwareversion=-
Qualcomm · WCN3950 Firmwareversion=-
Qualcomm · QCA6391 Firmwareversion=-
Qualcomm · WCN3980 Firmwareversion=-
Qualcomm · Qualcomm WCN6850 Firmwareversion=-
Qualcomm · Qualcomm WCN3998 Firmwareversion=-
Qualcomm · QCA6696 Firmwareversion=-
Qualcomm · WSA8815 Firmwareversion=-

Published CVSS scores

6.7CISA-ADPCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-823Use of Out-of-range Pointer Offset

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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