CVE-2020-3647
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size'...
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150
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
NVD Score used
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150
- Record
CVE-2020-3647- 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 - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150
- Record
CVE-2020-3647- Updated
- 2026-11-02
EUVDEUVD-2020-24918 No score
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150
- Record
EUVD-2020-24918- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jrgp-f5cx-xhh6 No score
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size'...
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150
- Record
GHSA-jrgp-f5cx-xhh6- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-3647 is a high vulnerability (CVSS 7.8) in Qualcomm, Inc. Snapdragon Compute, Snapdragon Industrial Iot, Snapdragon Mobile, Snapdragon Voice & Music, published September 8, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.