CVE-2026-20466
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
In sec boot, there is a possible escalation of privilege due to a heap buffer overflow. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: AUTO00845351 (Note: For MT2737) / ALPS11072643 (Note: For MT6880, MT6890, MT6990); Issue ID: MSV-6929.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
MediaTek chipset
- Vendor
- MediaTek, Inc.
- Product
- MediaTek chipset
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| MT2737 | affected | Unavailable | Unavailable | Unavailable | None listed |
| MT6880 | affected | Unavailable | Unavailable | Unavailable | None listed |
| MT6890 | affected | Unavailable | Unavailable | Unavailable | None listed |
| MT6990 | affected | Unavailable | Unavailable | Unavailable | None listed |