CVE-2022-26427 Memory corruption in MT6833, MT6853, MT6873, MT6877, MT6893

Medium 6.7 Published Updated

A missing bounds check in MediaTek ISP firmware allows local attackers with system privileges to escalate privileges via out-of-bounds write.

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-2022-26427?

CVE-2022-26427 is a medium-severity memory corruption vulnerability in Google Android, published on 1 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In camera isp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07085540; Issue ID: ALPS07085540.

Weakness: CWE-787

Which versions are affected by CVE-2022-26427?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-26427?

No fix has been published for CVE-2022-26427 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2022-26427 being exploited?

There is no known exploitation of CVE-2022-26427 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-hmhj-c7jr-38rc.

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