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CVE-2023-33063

Use After Free in DSP Services

Published: Dec 5, 2023Updated: Oct 27, 2025 Sources: CVE List NVD BDUCWE-416
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.7%
Top 51.8%
CISA KEV
Active Exploitation
Since Dec 5, 2023
Exploits
No Known Exploits
Remediation
Patch Available

Description

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

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-416

Affected Products

SnapdragonQualcomm, Inc.
On-premOS
Operating Systems / rtos-embedded-os
IPQ4019Qualcomm Technologies Inc.Hardware Firmware
IPQ8064Qualcomm Technologies Inc.Hardware Firmware
QCA9980Qualcomm Technologies Inc.Hardware Firmware
MDM9650Qualcomm Technologies Inc.Hardware Firmware
qualcomm, inc.commercialUSOperating Systemsaka qualcomm
qualcomm technologies inc.commercialUSHardware Firmwareaka qualcomm technologies
and 557 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Dec 5, 2023
Remediation due:Dec 26, 2023

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

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://www.qualcomm.com/company/product-security/bulletins/december-2023-bulletin
qualcomm.com
https://docs.qualcomm.com/product/publicresources/securitybulletin
docs.qualcomm.com
https://www.cybersecurity-help.cz/vdb/SB2023100477
cybersecurity-help.cz
and 4 more references View all →

Timeline

Added to CISA KEV
Dec 5, 2023
Published
Dec 5, 2023
Last Updated
Oct 27, 2025

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