CVE-2026-55348
Received
Received - Intake
Trusty Shared Memory Manager Out-of-Bounds Read Vulnerability
Vulnerability report for CVE-2026-55348, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-11-10
Last updated on: 2026-11-10
Assigner: Google Devices
Description
Description
In GetSharedMemory of trusty_shared_memory_manager.cc, there is a possible way to trigger an out of bounds read via sign extension of a negative buffer size due to an improper or implicit cast. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
Currently, no data is known.
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
