CVE-2021-46851
The DRM module has a vulnerability in verifying the secure memory attributes. Successful...
The DRM module has a vulnerability in verifying the secure memory attributes. Successful exploitation of this vulnerability may cause abnormal video playback.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The DRM module has a vulnerability in verifying the secure memory attributes. Successful exploitation of this vulnerability may cause abnormal video playback.
- Record
CVE-2021-46851- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
CVE List
The DRM module has a vulnerability in verifying the secure memory attributes. Successful exploitation of this vulnerability may cause abnormal video playback.
- Record
CVE-2021-46851- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
EUVDEUVD-2021-33505
The DRM module has a vulnerability in verifying the secure memory attributes. Successful exploitation of this vulnerability may cause abnormal video playback.
- Record
EUVD-2021-33505- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-cgv3-q392-f56j
The DRM module has a vulnerability in verifying the secure memory attributes. Successful...
The DRM module has a vulnerability in verifying the secure memory attributes. Successful exploitation of this vulnerability may cause abnormal video playback.
- Record
GHSA-cgv3-q392-f56j- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - 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-2021-46851 is a critical vulnerability (CVSS 9.8) in Huawei Emui, published November 9, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 47th percentile. No source names a fixed version.