Memory corruption via camera config TOCTOU
Published Jan 6, 2026 · Updated Jan 6, 2026
A TOCTOU race in the Qualcomm Snapdragon camera driver allows local users with high privileges to corrupt memory through a config call. The driver checks userspace-supplied configuration state and later uses it without ensuring it remains unchanged, so concurrent modification can invalidate the check. High-privilege local access is required; exploitation allows memory corruption that can expose or alter data or interrupt the affected device.
Summary
What happened
A TOCTOU race in the Qualcomm Snapdragon camera driver allows local users with high privileges to corrupt memory through a config call. The driver checks userspace-supplied configuration state and later uses it without ensuring it remains unchanged, so concurrent modification can invalidate the check. High-privilege local access is required; exploitation allows memory corruption that can expose or alter data or interrupt the affected device.
The record
- CVE
- CVE-2025-47332
- Published
- Jan 6, 2026
- Updated
- Jan 6, 2026
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-367, CAPEC-29
- Attack vector
- local
- Privileges
- admin
Timeline
How it unfolded
- Jan 6, 2026CVE publishedPublication date reported by the CVE source.
- Jan 6, 2026Record 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=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=QCA6698AU
- Affected versionversion=QCA6797AQ
- Affected versionversion=QCM4490
- Affected versionversion=QCM8550
- Affected versionversion=QCS4490
- Affected versionversion=QCS8550
- Affected versionversion=QMP1000
- Affected versionversion=SG8275
- Affected versionversion=SG8275P
- Affected versionversion=SM6650
- Affected versionversion=SM6650P
- Affected versionversion=SM7435
- Affected versionversion=SM7550
- Affected versionversion=SM7550P
- Affected versionversion=SM7635
- Affected versionversion=SM7635P
- Affected versionversion=SM7675
- Affected versionversion=SM7675P
- Affected versionversion=SM8475P
- Affected versionversion=SM8550P
- Affected versionversion=SM8635
- Affected versionversion=SM8635P
- Affected versionversion=SM8650Q
- Affected versionversion=SM8735
- Affected versionversion=SM8750
- Affected versionversion=SM8750P
- Affected versionversion=Snapdragon 4 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 6 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 7 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 7+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 3 Mobile Platform
- Affected versionversion=Snapdragon AR1 Gen 1 Platform
- Affected versionversion=Snapdragon AR1 Gen 1 Platform "Luna1"
- Affected versionversion=Snapdragon AR2 Gen 1 Platform
- Affected versionversion=SSG2115P
- Affected versionversion=SSG2125P
- Affected versionversion=SXR1230P
- Affected versionversion=SXR2230P
- Affected versionversion=SXR2250P
- Affected versionversion=SXR2330P
- Affected versionversion=SXR2350P
- Affected versionversion=WCD9370
- Affected versionversion=WCD9371
- Affected versionversion=WCD9375
- Affected versionversion=WCD9378
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCD9390
- Affected versionversion=WCD9395
- Affected versionversion=WCN3950
- Affected versionversion=WCN3988
- Affected versionversion=WCN6650
- Affected versionversion=WCN6740
- Affected versionversion=WCN6755
- Affected versionversion=WCN7750
- Affected versionversion=WCN7860
- Affected versionversion=WCN7861
- Affected versionversion=WCN7880
- Affected versionversion=WCN7881
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
- Affected versionversion=WSA8840
- Affected versionversion=WSA8845
- Affected versionversion=WSA8845H
What conditions does exploitation require?
What is affected?
Published CVSS scores
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.
Weakness, pattern, technique
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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