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redhatRedHatRHSA-2020:3267
HistoryAug 03, 2020 - 7:10 a.m.

(RHSA-2020:3267) Low: qemu-kvm-rhev security, bug fix, and enhancement update

2020-08-0307:10:55
access.redhat.com
43

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

2.7 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:S/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

19.5%

KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products.

Security Fix(es):

  • CVE-2019-20382 QEMU: vnc: memory leakage upon disconnect

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Add support for newer glusterfs (BZ#1802216)

  • Backport: Passthrough host CPU microcode version to KVM guest if using CPU passthrough to RHEL 7.7/7.8 (BZ#1791653)

  • After hot unplug virtio-net and vfio nic, hot plug vfio-pci device fails in Win2019 guest (BZ#1721403)

  • qemu-kvm-rhev: Qemu: seccomp: blacklist is not applied to all threads (BZ#1618504)

  • Fix overzealous I/O request splitting performance regression (BZ#1819253)

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

2.7 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:S/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

19.5%