CVE-2017-11056 Memory corruption in n/a

High 7.8 Published Updated

A kernel page fault occurs when userspace buffers are directly accessed during SHA and cipher operations, potentially causing a denial of service.

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-2017-11056?

CVE-2017-11056 is a high-severity memory corruption vulnerability in Google Android, published on 10 Oct 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, while doing sha and cipher operations, a userspace buffer is directly accessed in kernel space potentially leading to a page fault.

Weakness: CWE-119

Which versions are affected by CVE-2017-11056?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-11056?

No fix has been published for CVE-2017-11056 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-2017-11056 being exploited?

There is no known exploitation of CVE-2017-11056 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-h8q7-w38g-5fjh.

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