Memory corruption via repeated guest unmap requests
Published Sep 24, 2025 · Updated Sep 24, 2025
Use-after-free in Qualcomm Snapdragon Automotive Software allows guest OS users to corrupt memory through repeated memory-unmap requests. The QNX-based platform releases a guest memory mapping, then processes a repeated unmap request through a stale reference to freed memory. Low-privileged access inside a guest VM is required; successful exploitation can compromise data or interrupt the host platform.
Summary
What happened
Use-after-free in Qualcomm Snapdragon Automotive Software allows guest OS users to corrupt memory through repeated memory-unmap requests. The QNX-based platform releases a guest memory mapping, then processes a repeated unmap request through a stale reference to freed memory. Low-privileged access inside a guest VM is required; successful exploitation can compromise data or interrupt the host platform.
The record
- CVE
- CVE-2025-47315
- Published
- Sep 24, 2025
- Updated
- Sep 24, 2025
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-416
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Sep 24, 2025CVE publishedPublication date reported by the CVE source.
- Sep 24, 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=QAM8255P
- Affected versionversion=QAM8295P
- Affected versionversion=QAM8620P
- Affected versionversion=QAM8650P
- Affected versionversion=QAM8775P
- Affected versionversion=QAMSRV1H
- Affected versionversion=QAMSRV1M
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6595
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6688AQ
- Affected versionversion=QCA6696
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA6797AQ
- Affected versionversion=SA7255P
- Affected versionversion=SA7775P
- Affected versionversion=SA8255P
- Affected versionversion=SA8295P
- Affected versionversion=SA8540P
- Affected versionversion=SA8620P
- Affected versionversion=SA8650P
- Affected versionversion=SA8770P
- Affected versionversion=SA8775P
- Affected versionversion=SA9000P
- Affected versionversion=SRV1H
- Affected versionversion=SRV1L
- Affected versionversion=SRV1M
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
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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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