CVE-2022-20110 Use after free in MT6580, MT6735, MT6737, MT6739, MT6750, MT6750S, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6797, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6893, MT8167, MT8168, MT8173, MT8185, MT8321, MT8362A, MT8365, MT8385, MT8666, MT8675, MT8695, MT8696, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8797

High 7.0 Published Updated

A race condition in MediaTek ion driver allows local attackers to escalate privileges via use-after-free 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-2022-20110?

CVE-2022-20110 is a high-severity use after free vulnerability in Google Android, published on 3 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In ion, 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: ALPS06399915; Issue ID: ALPS06399901.

Weakness: CWE-367

Which versions are affected by CVE-2022-20110?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20110?

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-2022-20110 being exploited?

There is no known exploitation of CVE-2022-20110 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-gg6v-4qwx-rfpc.

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