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Red Hat Product Errata RHSA-2020:1300 - Security Advisory
Issued:
2020-04-02
Updated:
2020-04-02

RHSA-2020:1300 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: qemu-kvm-rhev security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 10.0 (Newton).

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link in the References section.

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):

  • QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server (CVE-2020-1711)
  • QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() (CVE-2020-7039)
  • QEMU: slirp: potential OOB access due to unsafe snprintf() usages (CVE-2020-8608)

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.

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

After installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.

Affected Products

  • Red Hat OpenStack 10 x86_64

Fixes

  • BZ - 1791551 - CVE-2020-7039 QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu()
  • BZ - 1794290 - CVE-2020-1711 QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server
  • BZ - 1798453 - CVE-2020-8608 QEMU: Slirp: potential OOB access due to unsafe snprintf() usages

CVEs

  • CVE-2020-1711
  • CVE-2020-7039
  • CVE-2020-8608

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat OpenStack 10

SRPM
qemu-kvm-rhev-2.12.0-33.el7_7.10.src.rpm SHA-256: 3e40fa566705e1b1c8eb8a1730ffbb2733294e448e3102a0d44522e85881ec85
x86_64
qemu-img-rhev-2.12.0-33.el7_7.10.x86_64.rpm SHA-256: d376320a0dd2fbb158c126716ccc3b051e27523ef1c09c4251c3c92824cd4584
qemu-kvm-common-rhev-2.12.0-33.el7_7.10.x86_64.rpm SHA-256: 64e36a8b419df56016ddc04f09e0a5756d1d56e6f4f8fcdb4e89cce09ed22ee8
qemu-kvm-rhev-2.12.0-33.el7_7.10.x86_64.rpm SHA-256: 0b3370920cacf9c2812c9dc4be3deb8150aee0add56b0fc80bc15217b6c35f26
qemu-kvm-rhev-debuginfo-2.12.0-33.el7_7.10.x86_64.rpm SHA-256: df169ed0e461471ff142e799ef3f5e21ccf6ae91c9ea240a3040a366f34e3004
qemu-kvm-tools-rhev-2.12.0-33.el7_7.10.x86_64.rpm SHA-256: f921b738f9f7d33d1f8725f5602ef6fb5326da3643c70f4011e1c2d9bfcb55f3

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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