{"id":"RHSA-2021:3477","summary":"Red Hat Security Advisory: RHV-H security update (redhat-virtualization-host) 4.3.18","modified":"2026-03-22T10:30:05.301323Z","published":"2024-09-13T20:30:14Z","upstream":["CVE-2021-22555","CVE-2021-31535","CVE-2021-32399","CVE-2021-3621","CVE-2021-3715"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:3477"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1961822"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1970807"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1975142"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1980101"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1993988"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3477.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3621"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-3621"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3621"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3715"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-3715"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3715"},{"type":"ARTICLE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ef299cc3fa1a9e1288665a9fdc8bff55629fd359"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-22555"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-22555"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22555"},{"type":"ARTICLE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/net/netfilter/x_tables.c?id=b29c457a6511435960115c0f548c4360d5f4801d"},{"type":"ARTICLE","url":"https://github.com/google/security-research/security/advisories/GHSA-xxx5-8mvq-3528"},{"type":"ARTICLE","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-31535"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-31535"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31535"},{"type":"ARTICLE","url":"https://unparalleled.eu/blog/2021/20210518-using-xterm-to-navigate-the-huge-color-space/"},{"type":"ARTICLE","url":"https://unparalleled.eu/publications/2021/advisory-unpar-2021-1.txt"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-32399"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-32399"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32399"}],"affected":[{"package":{"name":"redhat-virtualization-host","ecosystem":"Red Hat:enterprise_linux:7::hypervisor","purl":"pkg:rpm/redhat/redhat-virtualization-host"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.3.18-20210903.0.el7_9"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:3477.json"}},{"package":{"name":"redhat-virtualization-host-image-update","ecosystem":"Red Hat:enterprise_linux:7::hypervisor","purl":"pkg:rpm/redhat/redhat-virtualization-host-image-update"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.3.18-20210903.0.el7_9"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:3477.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}