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Red Hat 8.1: RHSA-2020-0731-01 Important: QEMU Iscsi Out Of Bounds

red hat
Calendar Grey March 5, 2020
Dist Redhat Esm H88
Red Hat's important advisory for QEMU's iscsi out of bounds heap access vulnerability on RHEL 8.1.1.
An update for the virt:8.1 and virt-devel:8.1 modules is now available for Advanced Virtualization for RHEL 8.1.1

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

Summary

The Advanced Virtualization module provides 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)
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.
Enhancement(s):
* libnbd: new client library for nbd protocol implementation[rhel-8.1.1] (BZ#1802711)
* New package request for RHEL 8: python-pyvmomi[rhel-8.1.1] (BZ#1802712)

Topics%20covered

Topics Covered

security advisory red hat important security impact qemu advanced virtualization iscsi out of bounds

References

https://access.redhat.com/security/cve/CVE-2020-1711 https://access.redhat.com/security/updates/classification#important

Package List

Advanced Virtualization for RHEL 8.1.1:
Source: SLOF-20190703-1.gitba1ab360.module+el8.1.1+5309+6d656f05.src.rpm hivex-1.3.15-7.module+el8.1.1+5309+6d656f05.src.rpm libguestfs-1.40.2-16.module+el8.1.1+5309+6d656f05.src.rpm libguestfs-winsupport-8.0-4.module+el8.1.1+5309+6d656f05.src.rpm libiscsi-1.18.0-8.module+el8.1.1+5309+6d656f05.src.rpm libnbd-1.0.3-1.module+el8.1.1+5659+15cacc69.src.rpm libtpms-0.7.0-1.20191018gitdc116933b7.module+el8.1.1+5309+6d656f05.src.rpm libvirt-5.6.0-10.module+el8.1.1+5309+6d656f05.src.rpm libvirt-dbus-1.3.0-2.module+el8.1.1+5309+6d656f05.src.rpm libvirt-python-5.6.0-3.module+el8.1.1+5309+6d656f05.src.rpm nbdkit-1.12.5-2.module+el8.1.1+5309+6d656f05.src.rpm netcf-0.2.8-12.module+el8.1.1+5309+6d656f05.src.rpm perl-Sys-Virt-5.6.0-2.module+el8.1.1+5309+6d656f05.src.rpm python-pyvmomi-6.7.1-7.module+el8.1.1+5668+2d43f0bb.src.rpm qemu-kvm-4.1.0-23.module+el8.1.1+5748+5fcc84a8.1.src.rpm seabios-1.12.0-5.module+el8.1.1+5309+6d656f05.src.rpm sgabios-0.20170427git-3.module+el8.1.1+5309+6d656f05.src.rpm supermin-5.1.19-10.module+el8.1.1+5309+6d656f05.src.rpm swtpm-0.2.0-1.20191018git9227cf4.module+el8.1.1+5309+6d656f05.src.rpm virglrenderer-0.6.0-5.20180814git491d3b705.module+el8.1.1+5309+6d656f05.src.rpm
aarch64:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:0731-01
Product: Advanced Virtualization
Advisory URL: Issue date: 2020-03-05

Topic

An update for the virt:8.1 and virt-devel:8.1 modules is now available forAdvanced Virtualization for RHEL 8.1.1.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory red hat important security impact qemu advanced virtualization iscsi out of bounds

Relevant Releases Architectures

Advanced Virtualization CodeReady Builder for RHEL 8.1.1 - aarch64, ppc64le, s390x, x86_64

Advanced Virtualization for RHEL 8.1.1 - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

1794290 - CVE-2020-1711 QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server

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