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MEDIUM · 4.3

CVE-2025-20638

In DA, there is a possible read of uninitialized heap data due to uninitialized data. This could lead to local information disclosure, if an attacker has physical access to the device, with no additio...

Vulnerability Description

In DA, there is a possible read of uninitialized heap data due to uninitialized data. This could lead to local information disclosure, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS09291449; Issue ID: MSV-2066.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
GoogleAndroid12.0
MediatekMt6739-
MediatekMt6761-
MediatekMt6765-
MediatekMt6768-
MediatekMt6771-
MediatekMt6779-
MediatekMt6781-
MediatekMt6785-
MediatekMt6833-
MediatekMt6853-
MediatekMt6873-
MediatekMt6877-
MediatekMt6885-
MediatekMt6893-
MediatekMt8167-
MediatekMt8167S-
MediatekMt8175-
MediatekMt8185-
MediatekMt8195-

Related Weaknesses (CWE)

CWE-908CWE-457

References

FAQ

What is CVE-2025-20638?

CVE-2025-20638 is a vulnerability with a CVSS score of 4.3 (MEDIUM). In DA, there is a possible read of uninitialized heap data due to uninitialized data. This could lead to local information disclosure, if an attacker has physical access to the device, with no additio...

How severe is CVE-2025-20638?

CVE-2025-20638 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-20638?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Mediatek Mt6739, Mediatek Mt6761, Mediatek Mt6765, Mediatek Mt6768.