SUSE Linux Enterprise 15-SP1: 2020:2237-1 Important: Libvirt DoS Issue
suse
August 14, 2020
An update that solves one vulnerability and has four fixes is now available
Summary
This update for libvirt fixes the following issues: - CVE-2020-14339: Don't leak /dev/mapper/control into QEMU. Use ioctl's to obtain the dependency tree of disks and drop use of libdevmapper. - bsc#1161883, bsc#1174458 - qemu: Setup emulator thread and cpuset.mems before exec - bsc#1171946 - libxl: Normalize MAC address in device conf on netdev hotplug - bsc#1172052 - spec: Use a functional requires instead of explicit version requires for the new memory-related libxl APIs - bsc#1167007 Patch Instructions: To install this SUSE 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: - SUSE Linux Enterprise Module for Server Applications 15-SP1:
Topics Covered
References
#1161883 #1167007 #1171946 #1172052 #1174458
Cross- CVE-2020-14339
Affected Products:
SUSE Linux Enterprise Module for Server Applications 15-SP1
SUSE Linux Enterprise Module for Basesystem 15-SP1
https://www.suse.com/security/cve/CVE-2020-14339.html
https://bugzilla.suse.com/1161883
https://bugzilla.suse.com/1167007
https://bugzilla.suse.com/1171946
https://bugzilla.suse.com/1172052
https://bugzilla.suse.com/1174458
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Severity
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Announcement ID: SUSE-SU-2020:2237-1
Rating: important
Topics Covered
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