CVE-2016-8443 Missing authorization in Android

High 7.8 Published Updated

Incorrect hypervisor configuration allows unauthorized access to subsystem page tables, potentially enabling data exposure or privilege escalation in Android.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2016-8443?

CVE-2016-8443 is a high-severity missing authorization vulnerability in Linux kernel, published on 12 Jan 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Possible unauthorized memory access in the hypervisor. Incorrect configuration provides access to subsystem page tables. Product: Android. Versions: Kernel 3.18. Android ID: A-32576499. References: QC-CR#964185.

Weakness: CWE-285

Which versions are affected by CVE-2016-8443?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2016-8443?

No fix has been published for CVE-2016-8443 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2016-8443 being exploited?

There is no known exploitation of CVE-2016-8443 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as GHSA-fjmr-jwp3-2g59.

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