CVE-2017-8256 Memory corruption in All Qualcomm products

High 7.8 Published Updated

Out-of-bounds access in the Linux kernel allows attackers to potentially execute code or escalate privileges via crafted multicast address requests.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-8256?

CVE-2017-8256 is a high-severity memory corruption vulnerability in Google Android, published on 18 Aug 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In all Qualcomm products with Android releases from CAF using the Linux kernel, array out of bounds access can occur if userspace sends more than 16 multicast addresses.

Weakness: CWE-125

Which versions are affected by CVE-2017-8256?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-8256?

No fix has been published for CVE-2017-8256 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-2017-8256 being exploited?

There is no known exploitation of CVE-2017-8256 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-g2c4-pwq4-52mj.

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