RockyLinux 8 : virt:rhel and virt-devel:rhel (RLSA-2021:1762)

medium Nessus Plugin ID 184965

Language:

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2021:1762 advisory.

* libvirt: double free in qemuAgentGetInterfaces() in qemu_agent.c (CVE-2020-25637)

* QEMU: heap buffer overflow in msix_table_mmio_write() in hw/pci/msix.c (CVE-2020-27821)

* QEMU: ide: atapi: OOB access while processing read commands (CVE-2020-29443)

* QEMU: heap buffer overflow in iscsi_aio_ioctl_cb() in block/iscsi.c may lead to information disclosure (CVE-2020-11947)

* QEMU: reachable assertion failure in net_tx_pkt_add_raw_fragment() in hw/net/net_tx_pkt.c (CVE-2020-16092)

* QEMU: infinite loop in e1000e_write_packet_to_guest() in hw/net/e1000e_core.c (CVE-2020-25707)

* QEMU: assertion failure through usb_packet_unmap() in hw/usb/hcd-ehci.c (CVE-2020-25723)

* QEMU: e1000e: infinite loop scenario in case of null packet descriptor (CVE-2020-28916)

* QEMU: slirp: out-of-bounds access while processing ARP/NCSI packets (CVE-2020-29129, CVE-2020-29130)

Tenable has extracted the preceding description block directly from the RockyLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Medium

ID: 184965

File Name: rocky_linux_RLSA-2021-1762.nasl

Version: 1.1

Type: local

Family: Rocky Linux Local Security Checks

Published: 11/7/2023

Updated: 9/24/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2020-25637

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 6

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:hivex-debugsource, p-cpe:/a:rocky:linux:nbdkit-server, p-cpe:/a:rocky:linux:perl-sys-virt-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon, p-cpe:/a:rocky:linux:lua-guestfs, p-cpe:/a:rocky:linux:perl-sys-guestfs-debuginfo, p-cpe:/a:rocky:linux:libguestfs-java-devel, p-cpe:/a:rocky:linux:libvirt-lock-sanlock, p-cpe:/a:rocky:linux:hivex-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-rbd-debuginfo, p-cpe:/a:rocky:linux:perl-sys-guestfs, p-cpe:/a:rocky:linux:virt-v2v-debuginfo, p-cpe:/a:rocky:linux:ocaml-libguestfs-debuginfo, p-cpe:/a:rocky:linux:nbdkit-gzip-plugin-debuginfo, p-cpe:/a:rocky:linux:virt-dib-debuginfo, p-cpe:/a:rocky:linux:nbdkit-xz-filter-debuginfo, p-cpe:/a:rocky:linux:libiscsi, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nodedev-debuginfo, p-cpe:/a:rocky:linux:libguestfs-tools-c, p-cpe:/a:rocky:linux:libvirt-daemon-driver-secret, p-cpe:/a:rocky:linux:qemu-kvm-block-rbd, p-cpe:/a:rocky:linux:libvirt-admin-debuginfo, p-cpe:/a:rocky:linux:libvirt-lock-sanlock-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-logical-debuginfo, p-cpe:/a:rocky:linux:python3-hivex, p-cpe:/a:rocky:linux:libguestfs-winsupport, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-core, p-cpe:/a:rocky:linux:libguestfs-gfs2, p-cpe:/a:rocky:linux:supermin-devel, p-cpe:/a:rocky:linux:virt-v2v, p-cpe:/a:rocky:linux:libguestfs-benchmarking, p-cpe:/a:rocky:linux:perl-hivex-debuginfo, p-cpe:/a:rocky:linux:sgabios-bin, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi-direct-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-kvm, p-cpe:/a:rocky:linux:qemu-kvm-block-iscsi, p-cpe:/a:rocky:linux:libnbd-devel, p-cpe:/a:rocky:linux:libvirt-daemon-driver-interface-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-block-gluster-debuginfo, p-cpe:/a:rocky:linux:libguestfs-man-pages-uk, p-cpe:/a:rocky:linux:libvirt-nss-debuginfo, p-cpe:/a:rocky:linux:qemu-guest-agent, p-cpe:/a:rocky:linux:libguestfs-java-debuginfo, p-cpe:/a:rocky:linux:nbdkit-linuxdisk-plugin-debuginfo, p-cpe:/a:rocky:linux:netcf-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-disk, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nodedev, p-cpe:/a:rocky:linux:qemu-kvm-tests, p-cpe:/a:rocky:linux:libvirt-admin, p-cpe:/a:rocky:linux:nbdkit-vddk-plugin-debuginfo, p-cpe:/a:rocky:linux:libguestfs-gobject-debuginfo, p-cpe:/a:rocky:linux:libguestfs-devel, p-cpe:/a:rocky:linux:nbdkit-debugsource, p-cpe:/a:rocky:linux:qemu-kvm-block-curl-debuginfo, p-cpe:/a:rocky:linux:nbdkit-gzip-plugin, p-cpe:/a:rocky:linux:qemu-kvm-debuginfo, p-cpe:/a:rocky:linux:virt-dib, p-cpe:/a:rocky:linux:libguestfs-xfs, p-cpe:/a:rocky:linux:qemu-kvm-core, p-cpe:/a:rocky:linux:qemu-kvm-block-ssh, p-cpe:/a:rocky:linux:nbdkit-linuxdisk-plugin, p-cpe:/a:rocky:linux:nbdkit-debuginfo, p-cpe:/a:rocky:linux:libvirt-python-debugsource, p-cpe:/a:rocky:linux:libguestfs-rsync, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:rocky:linux:libvirt-daemon-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:rocky:linux:qemu-kvm-block-gluster, p-cpe:/a:rocky:linux:nbdkit-ssh-plugin-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-interface, p-cpe:/a:rocky:linux:qemu-img, p-cpe:/a:rocky:linux:supermin-debuginfo, p-cpe:/a:rocky:linux:nbdkit-ssh-plugin, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-disk-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-block-rbd-debuginfo, p-cpe:/a:rocky:linux:nbdkit-python-plugin, p-cpe:/a:rocky:linux:qemu-kvm-block-curl, p-cpe:/a:rocky:linux:ocaml-libnbd-debuginfo, p-cpe:/a:rocky:linux:libvirt-debuginfo, p-cpe:/a:rocky:linux:libguestfs-javadoc, p-cpe:/a:rocky:linux:python3-libvirt, p-cpe:/a:rocky:linux:libvirt-daemon-driver-nwfilter-debuginfo, p-cpe:/a:rocky:linux:sgabios, p-cpe:/a:rocky:linux:libvirt-bash-completion, p-cpe:/a:rocky:linux:libguestfs-tools-c-debuginfo, p-cpe:/a:rocky:linux:qemu-img-debuginfo, p-cpe:/a:rocky:linux:nbdkit-example-plugins-debuginfo, p-cpe:/a:rocky:linux:libguestfs-man-pages-ja, p-cpe:/a:rocky:linux:supermin, p-cpe:/a:rocky:linux:nbdkit-server-debuginfo, p-cpe:/a:rocky:linux:ocaml-hivex-debuginfo, p-cpe:/a:rocky:linux:python3-libvirt-debuginfo, p-cpe:/a:rocky:linux:libguestfs-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-common-debuginfo, p-cpe:/a:rocky:linux:libiscsi-utils, p-cpe:/a:rocky:linux:perl-sys-virt, p-cpe:/a:rocky:linux:nbdkit-python-plugin-debuginfo, p-cpe:/a:rocky:linux:nbdkit-basic-plugins-debuginfo, p-cpe:/a:rocky:linux:qemu-kvm-tests-debuginfo, p-cpe:/a:rocky:linux:libguestfs-inspect-icons, p-cpe:/a:rocky:linux:supermin-debugsource, p-cpe:/a:rocky:linux:libvirt-daemon-driver-network, p-cpe:/a:rocky:linux:qemu-kvm-block-ssh-debuginfo, p-cpe:/a:rocky:linux:nbdfuse, p-cpe:/a:rocky:linux:qemu-kvm-common, p-cpe:/a:rocky:linux:lua-guestfs-debuginfo, p-cpe:/a:rocky:linux:nbdkit-vddk-plugin, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-gluster-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage, p-cpe:/a:rocky:linux:libguestfs-rescue, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-scsi-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-core-debuginfo, p-cpe:/a:rocky:linux:libvirt-dbus, p-cpe:/a:rocky:linux:perl-sys-virt-debugsource, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-rbd, p-cpe:/a:rocky:linux:libvirt-client, p-cpe:/a:rocky:linux:libiscsi-utils-debuginfo, p-cpe:/a:rocky:linux:libiscsi-devel, p-cpe:/a:rocky:linux:libguestfs-benchmarking-debuginfo, p-cpe:/a:rocky:linux:hivex, p-cpe:/a:rocky:linux:libvirt-libs, p-cpe:/a:rocky:linux:seabios, p-cpe:/a:rocky:linux:nbdkit-bash-completion, p-cpe:/a:rocky:linux:netcf-libs, p-cpe:/a:rocky:linux:nbdfuse-debuginfo, p-cpe:/a:rocky:linux:netcf-devel, p-cpe:/a:rocky:linux:ocaml-libnbd, p-cpe:/a:rocky:linux:qemu-guest-agent-debuginfo, p-cpe:/a:rocky:linux:libnbd, p-cpe:/a:rocky:linux:libiscsi-debuginfo, p-cpe:/a:rocky:linux:libnbd-debugsource, p-cpe:/a:rocky:linux:libguestfs-tools, p-cpe:/a:rocky:linux:qemu-kvm-block-iscsi-debuginfo, p-cpe:/a:rocky:linux:nbdkit-curl-plugin-debuginfo, p-cpe:/a:rocky:linux:nbdkit, p-cpe:/a:rocky:linux:libguestfs, p-cpe:/a:rocky:linux:libiscsi-debugsource, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi-debuginfo, p-cpe:/a:rocky:linux:libnbd-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:rocky:linux:libvirt-dbus-debugsource, p-cpe:/a:rocky:linux:python3-libnbd-debuginfo, p-cpe:/a:rocky:linux:perl-hivex, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-iscsi-direct, p-cpe:/a:rocky:linux:netcf-debugsource, p-cpe:/a:rocky:linux:python3-libguestfs, p-cpe:/a:rocky:linux:qemu-kvm, p-cpe:/a:rocky:linux:qemu-kvm-debugsource, p-cpe:/a:rocky:linux:python3-hivex-debuginfo, p-cpe:/a:rocky:linux:libvirt-docs, p-cpe:/a:rocky:linux:nbdkit-xz-filter, p-cpe:/a:rocky:linux:libvirt-client-debuginfo, p-cpe:/a:rocky:linux:nbdkit-basic-filters, p-cpe:/a:rocky:linux:ruby-libguestfs-debuginfo, p-cpe:/a:rocky:linux:ocaml-hivex-devel, p-cpe:/a:rocky:linux:libvirt-daemon-driver-secret-debuginfo, p-cpe:/a:rocky:linux:python3-libguestfs-debuginfo, p-cpe:/a:rocky:linux:libguestfs-bash-completion, p-cpe:/a:rocky:linux:libguestfs-gobject, p-cpe:/a:rocky:linux:ocaml-libnbd-devel, p-cpe:/a:rocky:linux:netcf-libs-debuginfo, p-cpe:/a:rocky:linux:python3-libnbd, p-cpe:/a:rocky:linux:nbdkit-basic-plugins, p-cpe:/a:rocky:linux:ruby-hivex, p-cpe:/a:rocky:linux:seavgabios-bin, p-cpe:/a:rocky:linux:ocaml-libguestfs, p-cpe:/a:rocky:linux:libvirt-debugsource, p-cpe:/a:rocky:linux:ocaml-libguestfs-devel, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-logical, p-cpe:/a:rocky:linux:libvirt-daemon-config-nwfilter, p-cpe:/a:rocky:linux:libvirt, p-cpe:/a:rocky:linux:nbdkit-example-plugins, p-cpe:/a:rocky:linux:libguestfs-debugsource, p-cpe:/a:rocky:linux:nbdkit-devel, p-cpe:/a:rocky:linux:libguestfs-gobject-devel, p-cpe:/a:rocky:linux:hivex-devel, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:libvirt-libs-debuginfo, p-cpe:/a:rocky:linux:libguestfs-java, p-cpe:/a:rocky:linux:libvirt-daemon-driver-network-debuginfo, p-cpe:/a:rocky:linux:ruby-libguestfs, p-cpe:/a:rocky:linux:libvirt-daemon-driver-qemu-debuginfo, p-cpe:/a:rocky:linux:libvirt-devel, p-cpe:/a:rocky:linux:nbdkit-curl-plugin, p-cpe:/a:rocky:linux:nbdkit-basic-filters-debuginfo, p-cpe:/a:rocky:linux:seabios-bin, p-cpe:/a:rocky:linux:ruby-hivex-debuginfo, p-cpe:/a:rocky:linux:netcf, p-cpe:/a:rocky:linux:qemu-kvm-core-debuginfo, p-cpe:/a:rocky:linux:libvirt-dbus-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:rocky:linux:libvirt-nss, p-cpe:/a:rocky:linux:ocaml-hivex, p-cpe:/a:rocky:linux:libvirt-daemon-driver-storage-mpath-debuginfo, p-cpe:/a:rocky:linux:libvirt-daemon-config-network, p-cpe:/a:rocky:linux:libvirt-daemon-driver-qemu

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 7/23/2020

Reference Information

CVE: CVE-2020-11947, CVE-2020-16092, CVE-2020-25637, CVE-2020-25723, CVE-2020-27821, CVE-2020-28916, CVE-2020-29129, CVE-2020-29130, CVE-2020-29443

IAVB: 2020-B-0075-S

Detections

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