Out of Bounds Write Vulnerability in Tachyon Server by Android
CVE-2025-36927

7.8HIGH

Key Information:

Vendor

Google
Status
Android
Vendor
CVE Published:
11 December 2025

What is CVE-2025-36927?

A vulnerability exists in the GetTachyonCommand function of tachyon_server_common.h, where a missing bounds check can lead to an out of bounds write. This security issue may allow local escalation of privileges without requiring additional execution capabilities or user interaction for exploitation.

Affected Version(s)

Android Android kernel

References

https://source.android.com/security/bulletin/pixel/2025-1...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-36927 : Out of Bounds Write Vulnerability in Tachyon Server by Android