Paper/Archive/CVE-2025-20654

CVE-2025-20654

MediaTek, Inc. MT6890, MT7622, MT7915, MT7916, MT7981, MT7986 — In wlan service, there is a possible out of bounds write due to an incorrect bounds check.

EPSS 0.8%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 57.3.573 × 2011.5 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

In wlan service, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00406897; Issue ID: MSV-2875.

Affected

ProductAffectedFixed inSource

MT6890, MT7622, MT7915, MT7916, MT7981, MT7986SDK version 7.4.0.1 and before (for MT7622 and MT7915) / SDK version 7.6.7.0 and before (for MT7916, MT7981 and MT7986) / OpenWrt 19.07, 21.02 (for MT6890)–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refcorp.mediatek.com/product-security-bulletin/April-2025