CVE-2023-21654

Memory corruption during effects-enabled audio playback

Published Sep 5, 2023 · Updated Aug 2, 2024

Memory corruption in Qualcomm Snapdragon Audio allows local users to corrupt memory during playback with audio effects enabled. Qualcomm identifies only the playback-session trigger and has not published the faulty function, buffer operation, or input that causes the corruption. Reaching the flaw requires high privileges and enabled audio effects; the public record does not identify whether the result is a crash, code execution, or another outcome.

CVSS severity6.7
Medium
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Memory corruption in Qualcomm Snapdragon Audio allows local users to corrupt memory during playback with audio effects enabled. Qualcomm identifies only the playback-session trigger and has not published the faulty function, buffer operation, or input that causes the corruption. Reaching the flaw requires high privileges and enabled audio effects; the public record does not identify whether the result is a crash, code execution, or another outcome.

The record

CVE
CVE-2023-21654
Published
Sep 5, 2023
Updated
Aug 2, 2024
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-787, CWE-119
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Sep 5, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 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=APQ8096AU
  2. Affected versionversion=AQT1000
  3. Affected versionversion=MDM9150
  4. Affected versionversion=MDM9628
  5. Affected versionversion=MSM8996AU
  6. Affected versionversion=QAM8295P
  7. Affected versionversion=QCA6390
  8. Affected versionversion=QCA6391
  9. Affected versionversion=QCA6420
  10. Affected versionversion=QCA6426
  11. Affected versionversion=QCA6430
  12. Affected versionversion=QCA6436
  13. Affected versionversion=QCA6564A
  14. Affected versionversion=QCA6564AU
  15. Affected versionversion=QCA6574A
  16. Affected versionversion=QCA6574AU
  17. Affected versionversion=QCA6696
  18. Affected versionversion=QCC5100
  19. Affected versionversion=QCN9074
  20. Affected versionversion=QCS410
  21. Affected versionversion=QCS610
  22. Affected versionversion=QSM8250
  23. Affected versionversion=SA415M
  24. Affected versionversion=SA6145P
  25. Affected versionversion=SA6150P
  26. Affected versionversion=SA6155P
  27. Affected versionversion=SA8145P
  28. Affected versionversion=SA8150P
  29. Affected versionversion=SA8155P
  30. Affected versionversion=SA8195P
  31. Affected versionversion=SA8295P
  32. Affected versionversion=SD855
  33. Affected versionversion=SD865 5G
  34. Affected versionversion=SD870
  35. Affected versionversion=SDA429W
  36. Affected versionversion=SDX55
  37. Affected versionversion=SDX55M
  38. Affected versionversion=SDXR2 5G
  39. Affected versionversion=SW5100
  40. Affected versionversion=SW5100P
  41. Affected versionversion=WCD9341
  42. Affected versionversion=WCD9370
  43. Affected versionversion=WCD9380
  44. Affected versionversion=WCN3610
  45. Affected versionversion=WCN3660B
  46. Affected versionversion=WCN3680B
  47. Affected versionversion=WCN3950
  48. Affected versionversion=WCN3980
  49. Affected versionversion=WCN3988
  50. Affected versionversion=WCN3998
  51. Affected versionversion=WCN6850
  52. Affected versionversion=WCN6851
  53. Affected versionversion=WSA8810
  54. Affected versionversion=WSA8815
  55. Affected versionversion=WSA8830
  56. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Qualcomm · Snapdragonversion=APQ8096AU; version=AQT1000; version=MDM9150; version=MDM9628; version=MSM8996AU; version=QAM8295P; version=QCA6390; version=QCA6391; version=QCA6420; version=QCA6426; version=QCA6430; version=QCA6436; version=QCA6564A; version=QCA6564AU; version=QCA6574A; version=QCA6574AU; version=QCA6696; version=QCC5100; version=QCN9074; version=QCS410; version=QCS610; version=QSM8250; version=SA415M; version=SA6145P; version=SA6150P; version=SA6155P; version=SA8145P; version=SA8150P; version=SA8155P; version=SA8195P; version=SA8295P; version=SD855; version=SD865 5G; version=SD870; version=SDA429W; version=SDX55; version=SDX55M; version=SDXR2 5G; version=SW5100; version=SW5100P; version=WCD9341; version=WCD9370; version=WCD9380; version=WCN3610; version=WCN3660B; version=WCN3680B; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3998; version=WCN6850; version=WCN6851; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

6.7Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
7.8NISTCVSS: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.

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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-787Out-of-bounds Write
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

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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