CVE-2025-20763

Dec. 3, 2025, 9:14 p.m.

7.8
High

Description

In mmdvfs, there is a possible out of bounds write due to a missing bounds 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: ALPS10267218; Issue ID: MSV-5032.

Product(s) Impacted

Vendor Product Versions
Google
  • Android
  • 14.0, 15.0, 16.0
Mediatek
  • Mt6833
  • Mt6835
  • Mt6853
  • Mt6855
  • Mt6877
  • Mt6878
  • Mt6879
  • Mt6883
  • Mt6885
  • Mt6886
  • Mt6889
  • Mt6893
  • Mt6895
  • Mt6897
  • Mt6899
  • Mt6983
  • Mt6985
  • Mt6989
  • Mt6991
  • Mt8196
  • Mt8676
  • Mt8678
  • Mt8792
  • Mt8793
  • Mt8796
  • Mt8873
  • Mt8893
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
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Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o google android 14.0 / / / / / / /
o google android 15.0 / / / / / / /
o google android 16.0 / / / / / / /
h mediatek mt6833 - / / / / / / /
h mediatek mt6835 - / / / / / / /
h mediatek mt6853 - / / / / / / /
h mediatek mt6855 - / / / / / / /
h mediatek mt6877 - / / / / / / /
h mediatek mt6878 - / / / / / / /
h mediatek mt6879 - / / / / / / /
h mediatek mt6883 - / / / / / / /
h mediatek mt6885 - / / / / / / /
h mediatek mt6886 - / / / / / / /
h mediatek mt6889 - / / / / / / /
h mediatek mt6893 - / / / / / / /
h mediatek mt6895 - / / / / / / /
h mediatek mt6897 - / / / / / / /
h mediatek mt6899 - / / / / / / /
h mediatek mt6983 - / / / / / / /
h mediatek mt6985 - / / / / / / /
h mediatek mt6989 - / / / / / / /
h mediatek mt6991 - / / / / / / /
h mediatek mt8196 - / / / / / / /
h mediatek mt8676 - / / / / / / /
h mediatek mt8678 - / / / / / / /
h mediatek mt8792 - / / / / / / /
h mediatek mt8793 - / / / / / / /
h mediatek mt8796 - / / / / / / /
h mediatek mt8873 - / / / / / / /
h mediatek mt8893 - / / / / / / /

CVSS Score

7.8 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

    View Vector String

Timeline

Published: Dec. 2, 2025, 3:16 a.m.
Last Modified: Dec. 3, 2025, 9:14 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security@mediatek.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.