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openSUSE Leap 15.1: 2019:1806-1 Important: Ucode-Intel Information Leak

opensuse
Calendar Grey July 24, 2019
Dist Opensuse Esm H88
A significant update for openSUSE resolves multiple vulnerabilities found in ucode-amd, introducing crucial CPU modifications to enhance security.
An update that fixes four vulnerabilities is now available.

Description

This update for ucode-intel fixes the following issues:

This update contains the Intel QSR 2019.1 Microcode release (bsc#1111331)

Four new speculative execution information leak issues have been

identified in Intel CPUs. (bsc#1111331)

- CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS)

- CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS)

- CVE-2018-12130: Microarchitectural Load Port Data Samling (MLPDS)

- CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory

(MDSUM)

These updates contain the CPU Microcode adjustments for the software

mitigations.

For more information on this set of vulnerabilities, check out

https://support.scc.suse.com/s/kb?language=en_US

Release notes:

---- updated platforms ------------------------------------ SNB-E/EN/EP

C1/M0 6-2d-6/6d 0000061d->0000061f Xeon E3/E5, Core X SNB-E/EN/EP

C2/M1 6-2d-7/6d 00000714->00000718 Xeon E3/E5, Core X

...

Read the Full Advisory

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.1:

zypper in -t patch openSUSE-2019-1806=1

Package List

- openSUSE Leap 15.1 (x86_64):

ucode-intel-20190618-lp151.2.3.1

References

https://www.suse.com/security/cve/CVE-2018-12126.html

https://www.suse.com/security/cve/CVE-2018-12127.html

https://www.suse.com/security/cve/CVE-2018-12130.html

https://www.suse.com/security/cve/CVE-2019-11091.html

https://bugzilla.suse.com/1111331

--

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2019:1806-1
Rating: important
Affected Products: openSUSE Leap 15.1

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