Memory corruption via DCI client use-after-free
Published Jun 6, 2023 · Updated Jan 7, 2025
Use-after-free in Qualcomm Snapdragon Core Services allows local users with high privileges to corrupt memory through DCI client operations. Core Services mishandles object lifetime when multiple DCI clients register and deregister, permitting access to freed memory. The required gate is local high-privilege access, and Qualcomm has not disclosed whether corruption produces a crash or code execution.
Summary
What happened
Use-after-free in Qualcomm Snapdragon Core Services allows local users with high privileges to corrupt memory through DCI client operations. Core Services mishandles object lifetime when multiple DCI clients register and deregister, permitting access to freed memory. The required gate is local high-privilege access, and Qualcomm has not disclosed whether corruption produces a crash or code execution.
The record
- CVE
- CVE-2022-33263
- Published
- Jun 6, 2023
- Updated
- Jan 7, 2025
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-416
- Attack vector
- local
- Privileges
- admin
Timeline
How it unfolded
- Jun 6, 2023CVE publishedPublication date reported by the CVE source.
- Jan 7, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=AQT1000
- Affected versionversion=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=QAM8255P
- Affected versionversion=QCA6420
- Affected versionversion=QCA6430
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA6797AQ
- Affected versionversion=QCS8155
- Affected versionversion=SA6155P
- Affected versionversion=SA8155P
- Affected versionversion=SA8195P
- Affected versionversion=SA8255P
- Affected versionversion=SD855
- Affected versionversion=SD 8 Gen1 5G
- Affected versionversion=SM4450
- Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
- Affected versionversion=Snapdragon 855 Mobile Platform
- Affected versionversion=Snapdragon 888 5G Mobile Platform
- Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
- Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
- Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
- Affected versionversion=Snapdragon Wear 4100+ Platform
- Affected versionversion=SW5100
- Affected versionversion=SW5100P
- Affected versionversion=WCD9341
- Affected versionversion=WCD9370
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCN3610
- Affected versionversion=WCN3660B
- Affected versionversion=WCN3680B
- Affected versionversion=WCN3950
- Affected versionversion=WCN3980
- Affected versionversion=WCN3988
- Affected versionversion=WCN6740
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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