CVE-2022-21772 Race condition in MT6761, MT6765, MT6768, MT6771, MT6779, MT6833, MT6879, MT6885, MT6893, MT6895, MT6983, MT8185, MT8765, MT8766, MT8768, MT8785, MT8786, MT8788, MT8791, MT8797

Medium 6.7 Published Updated

A race condition in the MediaTek TEEI driver allows local attackers with system privileges to escalate privileges via type confusion.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-21772?

CVE-2022-21772 is a medium-severity 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 TEEI driver, there is a possible type confusion due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06493842; Issue ID: ALPS06493842.

Weakness: CWE-362

Which versions are affected by CVE-2022-21772?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-21772?

No fix has been published for CVE-2022-21772 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-21772 being exploited?

There is no known exploitation of CVE-2022-21772 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-gjc2-3jfg-ggjp.

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