# CVE-2023-21643

## Summary

- **CVE ID:** CVE-2023-21643
- **Severity:** CRITICAL
- **CVSS Score:** 9.1 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L)
- **CWE:** CWE-822
- **Published:** Aug 8, 2023
- **Last Modified:** Mar 13, 2026

## Description

Memory corruption due to untrusted pointer dereference in automotive during system call.

## Affected Products

- Qualcomm, Inc. — Snapdragon (APQ8064AU)
- Qualcomm, Inc. — Snapdragon (APQ8096AU)
- Qualcomm, Inc. — Snapdragon (MSM8996AU)
- Qualcomm, Inc. — Snapdragon (QAM8295P)
- Qualcomm, Inc. — Snapdragon (QCA6564A)
- Qualcomm, Inc. — Snapdragon (QCA6564AU)
- Qualcomm, Inc. — Snapdragon (QCA6574A)
- Qualcomm, Inc. — Snapdragon (QCA6574AU)
- Qualcomm, Inc. — Snapdragon (QCA6584AU)
- Qualcomm, Inc. — Snapdragon (QCA6595)
- Qualcomm, Inc. — Snapdragon (QCA6595AU)
- Qualcomm, Inc. — Snapdragon (QCA6696)
- Qualcomm, Inc. — Snapdragon (SA6145P)
- Qualcomm, Inc. — Snapdragon (SA6150P)
- Qualcomm, Inc. — Snapdragon (SA6155)
- Qualcomm, Inc. — Snapdragon (SA6155P)
- Qualcomm, Inc. — Snapdragon (SA8145P)
- Qualcomm, Inc. — Snapdragon (SA8150P)
- Qualcomm, Inc. — Snapdragon (SA8155)
- Qualcomm, Inc. — Snapdragon (SA8155P)
- Qualcomm, Inc. — Snapdragon (SA8195P)
- Qualcomm, Inc. — Snapdragon (SA8295P)
- Qualcomm, Inc. — Snapdragon (SA8540P)
- Qualcomm, Inc. — Snapdragon (SA9000P)

## References

- [CNA](https://www.qualcomm.com/company/product-security/bulletins/august-2023-bulletin)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.07%
- **EPSS Percentile:** 20.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._