CVE-2023-21282 Memory corruption in Android

High 8.8 Published Updated

An out-of-bounds write in Android's transposer settings allows remote code execution if user interaction occurs.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2023-21282?

CVE-2023-21282 is a high-severity memory corruption vulnerability in Google Android, published on 14 Aug 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In TRANSPOSER_SETTINGS of lpp_tran.h, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation.

Weakness: CWE-787

Which versions are affected by CVE-2023-21282?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2023-21282?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-21282 being exploited?

There is no known exploitation of CVE-2023-21282 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

All Google Android vulnerabilities

Sources

Also known as A-279766766, ASB-A-279766766, GHSA-vpr2-2qww-hp7j.

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