MediaTekCVE-2026-20498
MediaTek chipset: privilege escalation
Medium6.0CVE-2026-20498 · Published Aug 3, 2026 · updated Aug 19, 2026
In geniezone, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10900493; Issue ID: MSV-6765.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| MediaTek chipset Product | <= MT6991 | No fix yet |
| <= MT8768 | No fix yet | |
| <= MT8791T | No fix yet | |
| <= MT8792 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
- Severity from
- CISA (its enrichment of the CVE record)
- Weakness
- CWE-1287
More MediaTek advisories
All MediaTek| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 3 | MediaTek chipset: out-of-bounds read | Medium4.4 | No fix yet |
| Aug 3 | MediaTek chipset: out-of-bounds write | Medium5.5 | No fix yet |
| Aug 3 | MediaTek chipset: race condition | Medium5.5 | No fix yet |
| Aug 3 | MediaTek chipset: out-of-bounds write | Medium4.4 | No fix yet |
| Aug 3 | MediaTek chipset: out-of-bounds read | Medium5.5 | No fix yet |
| Aug 3 | MediaTek chipset: privilege escalation | High7.8 | No fix yet |