This update for libvirt fixes the following issues :

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 Sampling (MLPDS)

CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory (MDSUM)

These updates contain the libvirt adjustments, that pass through the new 'md-clear' CPU flag (bsc#1135273).

For more information on this set of vulnerabilities, check out https://www.suse.com/support/kb/doc/?id=7023736

Other security issues fixed: CVE-2019-3886: Fixed an information leak which allowed to retrieve the guest hostname under readonly mode (bsc#1131595).

qemu: Add support for using AES secret for SCSI hotplug

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Detections

Analytics

SUSE SLES12 Security Update : libvirt (SUSE-SU-2019:1438-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

medium Nessus Plugin ID 125763

Version 1.8

Version 1.7

Version 1.6

Version 1.8 Feb 18, 2025, 11:54 PM Plugin metadata (CVSS 3 Change AC:H --> AC:L where needed) Plugin Feed: 202502182354
Version 1.7 May 16, 2024, 8:03 AM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:POC/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:P/RL:O/RC:C") Exploit attributes ("Exploit available" set to "True") Exploit attributes ("Exploitability ease" changed from "No known exploits are available" to "Exploits are available") Plugin Feed: 202405160803
Version 1.6 Dec 6, 2022, 1:01 AM Reference Plugin Feed: 202212060101