Out-of-Bounds Write Vulnerability in Android Products
CVE-2026-49885

7.8HIGH

Key Information:

Vendor

Google
Status
Android
Vendor
CVE Published:
5 October 2026

What is CVE-2026-49885?

A potential out-of-bounds write vulnerability has been identified in the rw_t4t_update_file function of rw_t4t.cc within Android products. This issue arises due to an integer overflow, allowing local escalation of privilege without requiring any additional execution privileges or user interaction. This vulnerability poses a risk to the integrity and security of the affected systems, making timely updates crucial for users.

Affected Version(s)

Android 17

Android 16-qpr2

Android 16

References

https://source.android.com/docs/security/bulletin/2026/20...

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

.