The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4191 advisory.

    Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware     platforms. The virt:rhel module contains packages which provide user-space components used to run virtual     machines using KVM. The packages also provide APIs for managing and interacting with the virtualized     systems.

    Security Fix(es):

    * 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)

    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.

    Additional Changes:

    For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes     linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

Detections

Analytics

RHEL 8 : virt:rhel and virt-devel:rhel (RHSA-2021:4191)

medium Nessus Plugin ID 155110

Version 1.9