SUSE: 2019:0948-1 Moderate: Libvirt Security Issue Enables Remote DoS
suse
April 15, 2019
An update that solves two vulnerabilities and has 6 fixes is now available
Summary
This update for libvirt fixes the following issues: Security issue fixed: - CVE-2019-3840: Fixed a null pointer dereference vulnerability in virJSONValueObjectHasKey function which could have resulted in a remote denial of service via the guest agent (bsc#1127458). - CVE-2019-3886: Fixed an information leak which allowed to retrieve the guest hostname under readonly mode (bsc#1131595). Other issues addressed: - libxl: support Xen's max_grant_frames setting with maxGrantFrames attribute on the xenbus controller (bsc#1126325). - conf: added new 'xenbus' controller type - util: skip RDMA detection for non-PCI network devices (bsc#1112182). - qemu: don't use CAP_DAC_OVERRIDE capability if non-root (bsc#1125665). - qemu: fix issues related to restricted permissions on /dev/sev(bsc#1102604).
Topics Covered
References
#1081516 #1102604 #1112182 #1120813 #1125665
#1126325 #1127458 #1131595
Cross- CVE-2019-3840 CVE-2019-3886
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP4
SUSE Linux Enterprise Server 12-SP4
SUSE Linux Enterprise Desktop 12-SP4
https://www.suse.com/security/cve/CVE-2019-3840.html
https://www.suse.com/security/cve/CVE-2019-3886.html
https://bugzilla.suse.com/1081516
https://bugzilla.suse.com/1102604
https://bugzilla.suse.com/1112182
https://bugzilla.suse.com/1120813
https://bugzilla.suse.com/1125665
https://bugzilla.suse.com/1126325
https://bugzilla.suse.com/1127458
https://bugzilla.suse.com/1131595
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Announcement ID: SUSE-SU-2019:0948-1
Rating: moderate
Topics Covered
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