CVE-2025-20743

Nov. 5, 2025, 5:12 p.m.

4.2
Medium

Description

In clkdbg, there is a possible escalation of privilege 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: ALPS10136671; Issue ID: MSV-4651.

Product(s) Impacted

Vendor Product Versions
Google
  • Android
  • 14.0, 15.0, 16.0
Mediatek
  • Mt2718
  • Mt6761
  • Mt6765
  • Mt6768
  • Mt6781
  • Mt6853
  • Mt6877
  • Mt6886
  • Mt6893
  • Mt6897
  • Mt6899
  • Mt6983
  • Mt6989
  • Mt6991
  • Mt8113
  • Mt8163
  • Mt8168
  • Mt8169
  • Mt8183
  • Mt8186
  • Mt8188
  • Mt8195
  • Mt8196
  • Mt8321
  • Mt8365
  • Mt8385
  • Mt8390
  • Mt8391
  • Mt8512
  • Mt8516
  • Mt8519
  • Mt8676
  • Mt8678
  • Mt8695
  • Mt8696
  • Mt8698
  • Mt8755
  • Mt8766
  • Mt8768
  • Mt8771
  • Mt8775
  • Mt8781
  • Mt8786
  • Mt8788e
  • Mt8791t
  • Mt8792
  • Mt8793
  • Mt8796
  • Mt8797
  • Mt8798
  • Mt8873
  • Mt8883
  • Mt8893
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Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-416
Use After Free
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

*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 mt2718 - / / / / / / /
h mediatek mt6761 - / / / / / / /
h mediatek mt6765 - / / / / / / /
h mediatek mt6768 - / / / / / / /
h mediatek mt6781 - / / / / / / /
h mediatek mt6853 - / / / / / / /
h mediatek mt6877 - / / / / / / /
h mediatek mt6886 - / / / / / / /
h mediatek mt6893 - / / / / / / /
h mediatek mt6897 - / / / / / / /
h mediatek mt6899 - / / / / / / /
h mediatek mt6983 - / / / / / / /
h mediatek mt6989 - / / / / / / /
h mediatek mt6991 - / / / / / / /
h mediatek mt8113 - / / / / / / /
h mediatek mt8163 - / / / / / / /
h mediatek mt8168 - / / / / / / /
h mediatek mt8169 - / / / / / / /
h mediatek mt8183 - / / / / / / /
h mediatek mt8186 - / / / / / / /
h mediatek mt8188 - / / / / / / /
h mediatek mt8195 - / / / / / / /
h mediatek mt8196 - / / / / / / /
h mediatek mt8321 - / / / / / / /
h mediatek mt8365 - / / / / / / /
h mediatek mt8385 - / / / / / / /
h mediatek mt8390 - / / / / / / /
h mediatek mt8391 - / / / / / / /
h mediatek mt8512 - / / / / / / /
h mediatek mt8516 - / / / / / / /
h mediatek mt8519 - / / / / / / /
h mediatek mt8676 - / / / / / / /
h mediatek mt8678 - / / / / / / /
h mediatek mt8695 - / / / / / / /
h mediatek mt8696 - / / / / / / /
h mediatek mt8698 - / / / / / / /
h mediatek mt8755 - / / / / / / /
h mediatek mt8766 - / / / / / / /
h mediatek mt8768 - / / / / / / /
h mediatek mt8771 - / / / / / / /
h mediatek mt8775 - / / / / / / /
h mediatek mt8781 - / / / / / / /
h mediatek mt8786 - / / / / / / /
h mediatek mt8788e - / / / / / / /
h mediatek mt8791t - / / / / / / /
h mediatek mt8792 - / / / / / / /
h mediatek mt8793 - / / / / / / /
h mediatek mt8796 - / / / / / / /
h mediatek mt8797 - / / / / / / /
h mediatek mt8798 - / / / / / / /
h mediatek mt8873 - / / / / / / /
h mediatek mt8883 - / / / / / / /
h mediatek mt8893 - / / / / / / /

References

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

Tags

CWE-416
security@mediatek.com
2025-11-04
CVE-2025-20743

CVSS Score

4.2 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: HIGH
  • Scope: UNCHANGED
  • Confidentiality Impact: LOW
  • Integrity Impact: LOW
  • Availability Impact: LOW

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

    View Vector String

Timeline

Published: Nov. 4, 2025, 7:15 a.m.
Last Modified: Nov. 5, 2025, 5:12 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.