CVE-2025-21479 Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability
Multiple Qualcomm chipsets contain an incorrect authorization vulnerability. This vulnerability allows for memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.
From the CISA KEV catalogue version 2026.11.06, with Cybergen analysis. Updated 6 Nov 2026.
Should You Worry?
- CISA confirmed exploitation in the wild and added it to the Known Exploited Vulnerabilities catalogue on 3 Jun 2025.
- Rated High severity (CVSS 8.6, scored by Vendor).
- It has been in the catalogue for 521 days. Systems still unpatched now have almost certainly been scanned for it.
What It Is
Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.
Affected Versions
| Product | Versions |
|---|---|
| Qualcomm, Inc. Snapdragon | AQT1000 FastConnect 6200 FastConnect 6700 FastConnect 6800 FastConnect 6900 FastConnect 7800 |
From the public CVE record, as supplied by the vendor. Always confirm against the vendor advisory.
What To Do Now
- 1
Find it
Search your asset inventory and external attack surface for Qualcomm Multiple Chipsets. Include cloud images, appliances and anything a supplier runs for you.
Attack Surface Management - 2
Fix it
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vulnerability Management - 3
Hunt for compromise
If an affected system was reachable before you patched, assume it may have been hit. Check logs, new accounts, web shells and outbound connections from the date of exposure.
Incident Response - 4
Prove it is fixed
Rescan or test the system after patching. Upgrades that fail silently and forgotten secondary instances are common.
Penetration Testing
Vendor Advisories
The Compliance Clock
General guidance, not legal advice. Your obligations depend on your sector, scope and jurisdiction.
Not Sure If You Are Exposed?
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