CVE-2021-0633 json
In display driver, there is a possible out of bounds write due to an incorrect bounds check.
published 2021-10-25 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-3252
- cvss
- 6.7
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 2%
- public exploits
- 0
- none known
Summary
In display driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05585423; Issue ID: ALPS05585423.
Exploit prediction
0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- n/a MT6580, MT6735, MT6737, MT6739, MT6753, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6785, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6893, MT8168, MT8175, MT8195, MT8321, MT8365, MT8765
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
corp.mediatek.com
/product-security-bulletin/October-2021
third-party-advisory
Sources
- CVE List CVE-2021-0633
- NVD CVE-2021-0633
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