Vulnerability details
CVE-2026-20591
MediaTek chipset
CVSS 3.1
8.4High
Official description
In GPU pdma, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365075; Issue ID: MSV-9546.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.4High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| MediaTek, Inc. | MediaTek chipset | MT6993 | CVEProject cvelistV5 (CNA) |
| MediaTek, Inc. | MediaTek chipset | MT8910 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-11-02
- Last updated
- 2026-11-03
- State
- Published
- Assigner (CNA)
- MediaTek
Exploit prediction (EPSS)
0.12%
Probability of exploitation in 30 days
2.1%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-416Use After Free