Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-4934-1                   [email protected]
https://www.debian.org/security/                       Moritz Muehlenhoff
June 26, 2021                         https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package        : intel-microcode
CVE ID         : CVE-2020-24489 CVE-2020-24511 CVE-2020-24512 CVE-2020-24513

This update ships updated CPU microcode for some types of Intel CPUs and
provides mitigations for security vulnerabilities which could result in
privilege escalation in combination with VT-d and various side channel

For the stable distribution (buster), these problems have been fixed in
version 3.20210608.2~deb10u1.

Note that there are two reported regressions; for some CoffeeLake CPUs
this update may break iwlwifi
and some for Skylake R0/D0 CPUs on systems using a very outdated firmware/BIOS,
the system may hang on boot:

If you are affected by those issues, you can recover by disabling microcode
loading on boot (as documented in README.Debian (also available online at

We recommend that you upgrade your intel-microcode packages.

For the detailed security status of intel-microcode please refer to
its security tracker page at:

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]