CVE-2022-32598 Memory corruption in MT6762, MT6765, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT8385, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8797

Medium 6.7 Published 5 Dec 2022 Updated 24 Apr 2025

A local attacker with system privileges can exploit an out-of-bounds write in Widevine to escalate privileges on MediaTek Android devices.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2022-32598?

CVE-2022-32598 is a medium-severity memory corruption vulnerability in Google Android, published on 5 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In widevine, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07446228; Issue ID: ALPS07446228.

Weakness: CWE-787

Which versions are affected by CVE-2022-32598?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-32598?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-32598 being exploited?

There is no known exploitation of CVE-2022-32598 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-4gjp-4vwr-87x3.