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CVE-2025-48638

Date: December 8, 2025

In __pkvm_load_tracing of trace.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Severity Score

Related Resources (5)

https://android.googlesource.com/kernel/common/+/96ebe96170d67df5072afa2ce84622f5a0ff552a
https://android.googlesource.com/kernel/common/+/0429b7af308cf65c84109c08d06b01950dcd57fe
https://source.android.com/security/bulletin/2025-12-01
https://nvd.nist.gov/vuln/detail/CVE-2025-48638
https://www.mend.io/vulnerability-database/CVE-2025-48638

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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