CVE-2025-21447
Improper Validation of Array Index in Computer Vision
Memory corruption may occur while processing device IO control call for session control.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper Validation of Array Index in Computer Vision
Memory corruption may occur while processing device IO control call for session control.
- Record
CVE-2025-21447- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-129
- Updated
- 2026-11-02
EUVDEUVD-2025-9988
Memory corruption may occur while processing device IO control call for session control.
- Record
EUVD-2025-9988- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-496c-5frj-9m2m
Memory corruption may occur while processing device IO control call for session control.
Memory corruption may occur while processing device IO control call for session control.
- Record
GHSA-496c-5frj-9m2m- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-129
- Updated
- 2026-11-02
NVD
Memory corruption may occur while processing device IO control call for session control.
- Record
CVE-2025-21447- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-129
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-21447 is a high vulnerability (CVSS 7.8) in Qualcomm Fastconnect 6900 Firmware, published April 7, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.