# CVE-2023-33063: Use After Free in DSP Services

> CVE-2023-33063: Use After Free in DSP Services. CVSS 7.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2023-33063
Last updated: 2025-10-21T23:05:31Z

- Published: 2023-12-05 03:04 UTC · Updated: 2025-10-21 23:05 UTC · Assigner: qualcomm
- CVSS: 7.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 0.67%, 52th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2023-12-05, federal due date 2023-12-26, ransomware use: Unknown
- CWE: CWE-416

## Description

Memory corruption in DSP Services during a remote call from HLOS to DSP.

## CISA required action

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

## Affected vendors and products

- qualcomm: 315\_5g\_iot\_modem\_firmware
- qualcomm: apq8017\_firmware
- qualcomm: aqt1000\_firmware
- qualcomm: ar8031\_firmware
- qualcomm: ar8035\_firmware
- qualcomm: ar9380\_firmware
- qualcomm: csr8811\_firmware
- qualcomm: csra6620\_firmware
- qualcomm: csra6640\_firmware
- qualcomm: csrb31024\_firmware
- qualcomm: c-v2x\_9150\_firmware
- qualcomm: fastconnect\_6200\_firmware
- qualcomm: fastconnect\_6700\_firmware
- qualcomm: fastconnect\_6800\_firmware
- qualcomm: fastconnect\_6900\_firmware
- qualcomm: fastconnect\_7800\_firmware
- qualcomm: flight\_rb5\_5g\_platform\_firmware
- qualcomm: immersive\_home\_214\_platform\_firmware
- qualcomm: immersive\_home\_216\_platform\_firmware
- qualcomm: immersive\_home\_316\_platform\_firmware
- qualcomm: immersive\_home\_318\_platform\_firmware
- qualcomm: ipq4018\_firmware
- qualcomm: ipq4019\_firmware
- qualcomm: ipq4028\_firmware
- qualcomm: ipq4029\_firmware
- qualcomm: ipq5010\_firmware
- qualcomm: ipq6010\_firmware
- qualcomm: ipq6018\_firmware
- qualcomm: ipq6028\_firmware
- qualcomm: ipq8064\_firmware
- qualcomm: ipq8065\_firmware
- qualcomm: ipq8068\_firmware
- qualcomm: ipq8070a\_firmware
- qualcomm: ipq8070\_firmware
- qualcomm: ipq8071a\_firmware
- qualcomm: ipq8072a\_firmware
- qualcomm: ipq8074a\_firmware
- qualcomm: ipq8076a\_firmware
- qualcomm: ipq8076\_firmware
- qualcomm: ipq8078a\_firmware
- qualcomm: ipq8078\_firmware
- qualcomm: ipq8173\_firmware
- qualcomm: ipq8174\_firmware
- qualcomm: mdm9650\_firmware
- qualcomm: qam8255p\_firmware
- qualcomm: qam8295p\_firmware
- qualcomm: qam8650p\_firmware
- qualcomm: qam8775p\_firmware
- qualcomm: qca4024\_firmware
- qualcomm: qca6174a\_firmware
- qualcomm: qca6310\_firmware
- qualcomm: qca6320\_firmware
- qualcomm: qca6335\_firmware
- qualcomm: qca6391\_firmware
- qualcomm: qca6420\_firmware
- qualcomm: qca6421\_firmware
- qualcomm: qca6426\_firmware
- qualcomm: qca6430\_firmware
- qualcomm: qca6431\_firmware
- Qualcomm, Inc.: Snapdragon

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2023-33063)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2023-33063)
- [https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin](https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2023-33063 · Markdown: https://rewindex.com/cve/CVE-2023-33063.md · JSON: https://rewindex.com/api/v1/cves/CVE-2023-33063 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:50:56.165Z