CVE-2022-20082 Use after free in MT6768, MT6769, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983

High 7.0 Published Updated

A race condition in the MediaTek GPU driver allows local attackers to escalate privileges via a use-after-free vulnerability 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-2022-20082?

CVE-2022-20082 is a high-severity use after free vulnerability in Google Android, published on 6 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In GPU, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07044730; Issue ID: ALPS07044730.

Weakness: CWE-362

Which versions are affected by CVE-2022-20082?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20082?

Apply the vendor's patch.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2022-20082 being exploited?

There is no known exploitation of CVE-2022-20082 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-231271467, ASB-A-231271467, GHSA-ph9m-9rj3-8hwg, M-ALPS07044730.

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