Topic: An update for the virt:av and virt-devel:av modules is now available for Red Hat Enterprise Linux Advanced Virtualization 8.5. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

---

Details: 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): * nbdkit: NBD_OPT_STRUCTURED_REPLY injection on STARTTLS (CVE-2021-3716) * QEMU: block: fdc: null pointer dereference may lead to guest crash (CVE-2021-20196) 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. Bug Fix(es): * There is nbdkit curl error info if convert a guest from VMware without vddk by administrator account [rhel-av-8.5.z] (BZ#2040778) * Fix data corruption in nbdkit-cow-filter and nbdkit-cache-filter [rhel-av-8.5z] (BZ#2040781)

---

Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.