CVE-2016-9756 Information disclosure in n/a

Medium 5.5 Published Updated

Local attackers can read sensitive kernel stack memory via a crafted application due to improper CS initialization in KVM emulation.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2016-9756?

CVE-2016-9756 is a medium-severity vulnerability in Linux kernel, published on 28 Dec 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment (CS) in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

Weakness: CWE-200

Which versions are affected by CVE-2016-9756?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2016-9756?

Apply the vendor's patch.

Is CVE-2016-9756 being exploited?

There is no known exploitation of CVE-2016-9756 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2016-9756, GHSA-r788-47qv-vw8p, UBUNTU-CVE-2016-9756.

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