Debian Security Advisory DSA 4273-1 (intel-microcode - security update)

Published: 2018-08-15 22:00:00
CVE Author: NIST National Vulnerability Database (NVD)

CVSS Base Vector:
AV:L/AC:L/Au:N/C:C/I:N/A:N

Solution Type:
Vendor Patch

Detection Type:
Linux Distribution Package

Affected Versions:
intel-microcode on Debian Linux

Recommendations:
For the stable distribution (stretch), these problems have been fixed in version 3.20180703.2~deb9u1. We recommend that you upgrade your intel-microcode Linux Distribution Packages. For the detailed security status of intel-microcode please refer to its security tracker page linked in the references.

Summary:
This update ships updated CPU microcode for some types of Intel CPUs and provides SSBD support (needed to address Spectre v4) and fixes for Spectre v3a .

Detection Method:
This check tests the installed software version using the apt Linux Distribution Package manager.

NIST (National Institute of Standards and Technology) NVD (National Vulnerability Database)

https://nvd.nist.gov/vuln/detail/CVE-2018-3639
https://nvd.nist.gov/vuln/detail/CVE-2018-3640

References:

https://www.debian.org/security/2018/dsa-4273.html
https://security-tracker.debian.org/tracker/intel-microcode

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Severity
Medium
CVSS Score
4.9

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