CVE-2021-0701 Integer overflow in Android

Critical 9.8 Published Updated

A missing size check in the PowerVR kernel driver allows local attackers to escalate privileges via integer overflow without user interaction.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2021-0701?

CVE-2021-0701 is a critical vulnerability in Google Android, published on 15 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In PVRSRVBridgeSyncPrimOpCreate 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.

Weakness: CWE-190

Which versions are affected by CVE-2021-0701?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-0701?

Apply the vendor's patch.

Is CVE-2021-0701 being exploited?

There is no known exploitation of CVE-2021-0701 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-277775870, ASB-A-277775870, GHSA-r882-c383-6784.

Is CVE-2021-0701 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free