CVE-2017-5754 Information disclosure in Most Modern Operating Systems

Medium 5.6 Published 4 Jan 2018 Updated 28 May 2026

Local attackers can exploit speculative execution side-channels to read sensitive memory data from modern operating systems.

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-2017-5754?

CVE-2017-5754 is a medium-severity vulnerability in Intel Corporation Most Modern Operating Systems, published on 4 Jan 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis of the data cache.

Weakness: CWE-200

Which versions are affected by CVE-2017-5754?

It affects 209 products.

Products include Arm Cortex-A, Intel Atom C, Intel Atom E, Intel Atom X3, Intel Atom Z, Intel Celeron J and 203 more.

How do I fix CVE-2017-5754?

Apply the vendor's patch.

Is CVE-2017-5754 being exploited?

There is no known exploitation of CVE-2017-5754 in the wild and no public exploit code.

Public exploit code: 6 proofs of concept on GitHub.

Sources

Also known as ALPINE-CVE-2017-5754, DEBIAN-CVE-2017-5754, DSA-4078-1, UBUNTU-CVE-2017-5754, USN-3522-1, USN-3522-2 and 1 more.