Security update for microcode_ctl
Announcement ID: | SUSE-SU-2021:14758-1 |
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Rating: | important |
References: | |
Cross-References: | |
CVSS scores: |
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Affected Products: |
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An update that solves four vulnerabilities can now be installed.
Description:
This update for microcode_ctl fixes the following issues:
Updated to Intel CPU Microcode 20210525 release:
- CVE-2020-24513: A domain bypass transient execution vulnerability was discovered on some Intel Atom processors that use a micro-architectural incident channel. (bsc#1179833)
- CVE-2020-24511: The IBRS feature to mitigate Spectre variant 2 transient execution side channel vulnerabilities may not fully prevent non-root (guest) branches from controlling the branch predictions of the root (host) (bsc#1179836)
- CVE-2020-24512: Fixed trivial data value cache-lines such as all-zero value cache-lines may lead to changes in cache-allocation or write-back behavior for such cache-lines (bsc#1179837)
- CVE-2020-24489: Fixed Intel VT-d device pass through potential local privilege escalation (bsc#1179839)
Patch Instructions:
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
-
SUSE Linux Enterprise Point of Service 11 SP3
zypper in -t patch sleposp3-microcode_ctl-14758=1
-
SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4
zypper in -t patch slessp4-microcode_ctl-14758=1
-
SUSE Linux Enterprise Server 11 SP4
zypper in -t patch slessp4-microcode_ctl-14758=1
Package List:
-
SUSE Linux Enterprise Point of Service 11 SP3 (i586)
- microcode_ctl-1.17-102.83.71.1
-
SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4 (x86_64 i586)
- microcode_ctl-1.17-102.83.71.1
-
SUSE Linux Enterprise Server 11 SP4 (x86_64 i586)
- microcode_ctl-1.17-102.83.71.1
References:
- https://www.suse.com/security/cve/CVE-2020-24489.html
- https://www.suse.com/security/cve/CVE-2020-24511.html
- https://www.suse.com/security/cve/CVE-2020-24512.html
- https://www.suse.com/security/cve/CVE-2020-24513.html
- https://bugzilla.suse.com/show_bug.cgi?id=1179833
- https://bugzilla.suse.com/show_bug.cgi?id=1179836
- https://bugzilla.suse.com/show_bug.cgi?id=1179837
- https://bugzilla.suse.com/show_bug.cgi?id=1179839