CVE-2026-28667 Information disclosure in Android

Medium 5.5 Published Updated

A missing bounds check in Android's rw_t5t.cc allows local attackers to read out-of-bounds memory, leading to information disclosure without user interaction.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2026-28667?

CVE-2026-28667 is a medium-severity vulnerability in Google Android, published on 5 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In multiple functions of rw_t5t.cc, there is a possible out-of-bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-119

Which versions are affected by CVE-2026-28667?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2026-28667?

Apply the vendor's patch.

Is CVE-2026-28667 being exploited?

There is no known exploitation of CVE-2026-28667 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-508389908, ASB-A-508389908, GHSA-v37r-hjhg-4vv4.

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