CVE-2021-30338
Improper input validation in TrustZone memory transfer interface can lead to information...
Improper input validation in TrustZone memory transfer interface can lead to information disclosure in Snapdragon Compute
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper input validation in TrustZone memory transfer interface can lead to information disclosure in Snapdragon Compute
- Record
CVE-2021-30338- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - Updated
- 2026-11-02
EUVDEUVD-2021-17269
Improper input validation in TrustZone memory transfer interface can lead to information disclosure in Snapdragon Compute
- Record
EUVD-2021-17269- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hgmq-fch4-5c28
Improper input validation in TrustZone memory transfer interface can lead to information...
Improper input validation in TrustZone memory transfer interface can lead to information disclosure in Snapdragon Compute
- Record
GHSA-hgmq-fch4-5c28- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Improper input validation in TrustZone memory transfer interface can lead to information disclosure in Snapdragon Compute
- Record
CVE-2021-30338- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:C/I:N/A:N - Weakness
- CWE-20
- 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-2021-30338 is a high vulnerability (CVSS 7.1) in Qualcomm, Inc. Snapdragon Compute, published June 14, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 5th percentile. No source names a fixed version.