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Meltdown and Spectre Side-Channel Vulnerabilities

Original release date: January 03, 2018 | Last revised: January 05, 2018

US-CERT is aware of a set of security vulnerabilities—known as Meltdown and Spectre—that affect modern computer processors. Exploitation of these vulnerabilities could allow an attacker to obtain access to sensitive information.

Users and administrators are encouraged to review Vulnerability Note VU#584653, Microsoft's Advisory, and Mozilla's blog post for additional information and refer to their OS vendor for appropriate patches.

US-CERT is not aware of any active exploitation at this time. Additional information as it becomes available will be available on the following webpage: https://www.us-cert.gov/Meltdown-Spectre-Guidance

This product is provided subject to this Notification and this Privacy & Use policy.

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