CVE-2018-12130

Description

Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf

How to fix CVE-2018-12130

To remediate CVE-2018-12130, upgrade the affected package to a fixed version below.

• —upgrade to 4.12.0-r2 or later
• —upgrade to 3.20190514.1 or later
• —upgrade to 4.19.37-2 or later
• —upgrade to 4.11.1+92-g6c33308a8d-1 or later

Is CVE-2018-12130 being exploited?

Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.

Affected packages (4)

• from 0, < 4.12.0-r2
• from 0, < 3.20190514.1
• from 0, < 4.19.37-2
• from 0, < 4.11.1+92-g6c33308a8d-1

CVSS scores

References (2)

• ADVISORYsecurity.alpinelinux.org/vuln/CVE-2018-12130
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2018-12130