CVE-2020-0543

microcode_ctl: The microcode_ctl packages provide microcode updates for Intel. Security Fix(es): * hw: Special Register Buffer Dat...

CVE-2020-0543 is fixed in 33 products on 1 platform, first by intel-microcode 3.20200609.0ubuntu0.18.04.0, released June 9, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.5
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0054
45th percentile

The microcode_ctl packages provide microcode updates for Intel. Security Fix(es): * hw: Special Register Buffer Data Sampling (SRBDS) (CVE-2020-0543) * hw: Vector Register Data Sampling (CVE-2020-0548) * hw: L1D Cache Eviction Sampling (CVE-2020-0549) * hw: vt-d related privilege escalation (CVE-2020-24489) * hw: improper isolation of shared resources in some Intel Processors (CVE-2020-24511) * hw: observable timing discrepancy in some Intel Processors (CVE-2020-24512) * hw: Information disclosure issue in Intel SGX via RAPL interface (CVE-2020-8695) * hw: Vector Register Leakage-Active (CVE-2020-8696) * hw: Fast forward store predictor (CVE-2020-8698)

Where it's fixed

ProductFixed inFixReleased
Linux
intel-microcode · Ubuntu 18.04.6 LTS (bionic) 3.20200609.0ubuntu0.18.04.0 intel-microcode 3.20200609.0ubuntu0.18.04.0 Jun 9, 2020
intel-microcode · Ubuntu 20.04 LTS (focal) 3.20200609.0ubuntu0.20.04.0 intel-microcode 3.20200609.0ubuntu0.20.04.0 Jun 9, 2020
kernel-uek · ol 8 0:5.4.17-2011.4.4.el8uek ELSA-2020-5756 Jul 14, 2020
kernel-uek-debug · ol 8 0:5.4.17-2011.4.4.el8uek ELSA-2020-5756 Jul 14, 2020
kernel-uek-debug-devel · ol 8 0:5.4.17-2011.4.4.el8uek ELSA-2020-5756 Jul 14, 2020
kernel-uek-devel · ol 8 0:5.4.17-2011.4.4.el8uek ELSA-2020-5756 Jul 14, 2020
kernel-uek-doc · ol 8 0:5.4.17-2011.4.4.el8uek ELSA-2020-5756 Jul 14, 2020
kernel-uek-tools · ol 8 0:5.4.17-2011.4.4.el7uek ELSA-2020-5756 Jul 14, 2020
kernel-uek-tools-libs · ol 8 0:5.4.17-2011.4.4.el7uek ELSA-2020-5756 Jul 14, 2020
libxencall1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxencall1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxendevicemodel1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxendevicemodel1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxenevtchn1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxenevtchn1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxenforeignmemory1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxenforeignmemory1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxengnttab1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxengnttab1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxenmisc4.11 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxenmisc4.11 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxenstore3.0 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxenstore3.0 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxentoolcore1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxentoolcore1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
libxentoollog1 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 libxentoollog1 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
microcode_ctl · RHEL 8 4:20210216-1.20210608.1.el8_4 RHSA-2021:3027 Aug 9, 2021
microcode_ctl · ol 8 4:20210216-1.20210608.1.0.1.el8_4 ELSA-2021-3027 Aug 9, 2021
perf · ol 8 0:5.4.17-2011.4.4.el7uek ELSA-2020-5756 Jul 14, 2020
python-perf · ol 8 0:5.4.17-2011.4.4.el7uek ELSA-2020-5756 Jul 14, 2020
xen-hypervisor-4.11-amd64 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-4.11-amd64 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-hypervisor-4.11-arm64 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-4.11-arm64 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-hypervisor-4.11-armhf · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-4.11-armhf 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-hypervisor-4.9-amd64 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-4.9-amd64 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-hypervisor-4.9-arm64 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-4.9-arm64 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-hypervisor-4.9-armhf · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-4.9-armhf 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-hypervisor-common · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-hypervisor-common 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-system-amd64 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-system-amd64 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-system-arm64 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-system-arm64 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-system-armhf · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-system-armhf 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-utils-4.11 · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-utils-4.11 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xen-utils-common · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xen-utils-common 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020
xenstore-utils · Ubuntu 20.04 LTS (focal) 4.11.3+24-g14b62ab3e5-1ubuntu2.3 xenstore-utils 4.11.3+24-g14b62ab3e5-1ubuntu2.3 Sep 23, 2020

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