CVE-2021-0882 Integer overflow in Android

High 7.8 Published Updated

A missing size check in the PowerVR kernel driver allows local attackers to escalate privileges via an integer overflow leading to out-of-bounds heap access.

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-2021-0882?

CVE-2021-0882 is a high-severity vulnerability in Google Android, published on 19 Apr 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In PVRSRVBridgeRGXKickSync of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-270395803

Weakness: CWE-190

Which versions are affected by CVE-2021-0882?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-0882?

Apply the vendor's patch.

Is CVE-2021-0882 being exploited?

There is no known exploitation of CVE-2021-0882 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-270395803, ASB-A-270395803, GHSA-rw49-9354-w73x.

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