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Sicherheit: Zwei Probleme in qemu-kvm-rhev
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in qemu-kvm-rhev
ID: RHSA-2021:0934-01
Distribution: Red Hat
Plattformen: Red Hat OpenStack Platform
Datum: Do, 18. März 2021, 23:28
Referenzen: https://access.redhat.com/security/cve/CVE-2020-1983
https://access.redhat.com/security/cve/CVE-2020-16092
Applikationen: QEMU

Originalnachricht

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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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