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AlmaLinux 8 : virt:rhel and virt-devel:rhel (ALSA-2021:4191)

medium Nessus Plugin ID 158874

Synopsis

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

Description

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2021:4191 advisory.

 * QEMU: net: e1000e: use-after-free while sending packets (CVE-2020-15859)

 * QEMU: slirp: invalid pointer initialization may lead to information disclosure (bootp) (CVE-2021-3592)

 * QEMU: slirp: invalid pointer initialization may lead to information disclosure (udp6) (CVE-2021-3593)

 * QEMU: slirp: invalid pointer initialization may lead to information disclosure (udp) (CVE-2021-3594)

 * QEMU: slirp: invalid pointer initialization may lead to information disclosure (tftp) (CVE-2021-3595)

 * libvirt: Insecure sVirt label generation (CVE-2021-3631)

 * libvirt: Improper locking on ACL failure in virStoragePoolLookupByTargetPath API (CVE-2021-3667)

Tenable has extracted the preceding description block directly from the AlmaLinux 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.

See Also

https://errata.almalinux.org/8/ALSA-2021-4191.html

Plugin Details

Severity: Medium

ID: 158874

File Name: alma_linux_ALSA-2021-4191.nasl

Version: 1.4

Type: local

Published: 3/12/2022

Updated: 1/13/2025

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.6

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

CVSS Score Source: CVE-2021-3631

CVSS v3

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 5.7

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

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

Vulnerability Information

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

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 7/21/2020

Reference Information

CVE: CVE-2020-15859, CVE-2021-3592, CVE-2021-3593, CVE-2021-3594, CVE-2021-3595, CVE-2021-3631, CVE-2021-3667

IAVB: 2020-B-0041-S