{"id":"RHSA-2021:4750","summary":"Red Hat Security Advisory: Red Hat Virtualization Host security and bug fix update [ovirt-4.4.9] 0-day","modified":"2026-02-20T10:04:04Z","published":"2024-09-16T06:25:30Z","upstream":["CVE-2020-16135","CVE-2021-0512","CVE-2021-3620","CVE-2021-43267"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:4750"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1862456"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1953685"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1958101"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1974491"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1975175"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1975767"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1983021"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1998104"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2004469"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2020362"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2024360"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4750.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2020-16135"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2020-16135"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-16135"},{"type":"ARTICLE","url":"https://bugs.gentoo.org/734624"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-0512"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-0512"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0512"},{"type":"ARTICLE","url":"https://lore.kernel.org/lkml/20210301161013.666159680@linuxfoundation.org/"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3620"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-3620"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3620"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43267"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43267"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43267"}],"affected":[{"package":{"name":"redhat-virtualization-host","ecosystem":"Red Hat:rhev_hypervisor:4.4::el8","purl":"pkg:rpm/redhat/redhat-virtualization-host"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.4.9-202111172338_8.5"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:4750.json"}},{"package":{"name":"redhat-virtualization-host-image-update","ecosystem":"Red Hat:rhev_hypervisor:4.4::el8","purl":"pkg:rpm/redhat/redhat-virtualization-host-image-update"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.4.9-202111172338_8.5"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:4750.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}