Vulnerability Report

CVE-2025-20705

Title: Mediatek Mt8678 Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2025-20705.

CWE Category CWE-416

Published Date Sep 01, 2025

Modified Date Sep 03, 2025

Exploit Status Not Found

Score 7.8 CVSS v3.1

Exploit Probability (EPSS)

0.01%

Vulnerability Summary

CVE-2025-20705: In monitor_hang, there is a possible memory corruption due to use after free. 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: ALPS09989078; Issue ID: MSV-3964.

Impacted Vendors

mediatek 39

linuxfoundation 1

Reference Links

https://corp.mediatek.com/product-security-bulletin/September-2025

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity HIGH

7.8

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-20705 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

September 03, 2025 MODIFIED

Vulnerability data or affected products updated.

September 03, 2025 MODIFIED

Vulnerability data updated via NVD.

September 01, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.