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AUSCERT External Security Bulletin Redistribution
ESB-2021.0962
qemu-kvm-rhev security update
19 March 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: qemu-kvm-rhev
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-16092 CVE-2020-1983
Reference: ESB-2021.0447
ESB-2021.0372
ESB-2020.4066
Original Bulletin:
https://access.redhat.com/errata/RHSA-2021:0934
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Red Hat Security Advisory
Synopsis: Moderate: qemu-kvm-rhev security update
Advisory ID: RHSA-2021:0934-01
Product: Red Hat OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0934
Issue date: 2021-03-18
CVE Names: CVE-2020-1983 CVE-2020-16092
=====================================================================
1. Summary:
An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform
13.0 (Queens).
Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat OpenStack Platform 13.0 - ppc64le, x86_64
3. Description:
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):
* slirp: use-after-free in ip_reass() function in ip_input.c
(CVE-2020-1983)
* reachable assertion failure in net_tx_pkt_add_raw_fragment() in
hw/net/net_tx_pkt.c (CVE-2020-16092)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page listed in the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1829825 - CVE-2020-1983 QEMU: slirp: use-after-free in ip_reass() function in ip_input.c
1860283 - CVE-2020-16092 QEMU: reachable assertion failure in net_tx_pkt_add_raw_fragment() in hw/net/net_tx_pkt.c
6. Package List:
Red Hat OpenStack Platform 13.0:
Source:
qemu-kvm-rhev-2.12.0-48.el7_9.2.src.rpm
ppc64le:
qemu-img-rhev-2.12.0-48.el7_9.2.ppc64le.rpm
qemu-kvm-common-rhev-2.12.0-48.el7_9.2.ppc64le.rpm
qemu-kvm-rhev-2.12.0-48.el7_9.2.ppc64le.rpm
qemu-kvm-rhev-debuginfo-2.12.0-48.el7_9.2.ppc64le.rpm
qemu-kvm-tools-rhev-2.12.0-48.el7_9.2.ppc64le.rpm
x86_64:
qemu-img-rhev-2.12.0-48.el7_9.2.x86_64.rpm
qemu-kvm-common-rhev-2.12.0-48.el7_9.2.x86_64.rpm
qemu-kvm-rhev-2.12.0-48.el7_9.2.x86_64.rpm
qemu-kvm-rhev-debuginfo-2.12.0-48.el7_9.2.x86_64.rpm
qemu-kvm-tools-rhev-2.12.0-48.el7_9.2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2020-1983
https://access.redhat.com/security/cve/CVE-2020-16092
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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