CVE-2017-8240 Memory corruption in All Qualcomm products

High 7.8 Published Updated

An off-by-one buffer over-read in the Android Linux kernel driver allows attackers to read sensitive memory or cause a denial of service.

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
Available

What is CVE-2017-8240?

CVE-2017-8240 is a high-severity memory corruption vulnerability in Google Android, published on 13 Jun 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 Android releases from CAF using the Linux kernel, a kernel driver has an off-by-one buffer over-read vulnerability.

Weakness: CWE-125

Which versions are affected by CVE-2017-8240?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-8240?

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-2017-8240 being exploited?

There is no known exploitation of CVE-2017-8240 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-8240, GHSA-3724-qc3c-8gr9, UBUNTU-CVE-2017-8240.

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