9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
0.097 Low
EPSS
Percentile
94.7%
The redhat-virtualization-host packages provide the Red Hat Virtualization Host.
These packages include redhat-release-virtualization-host. Red Hat
Virtualization Hosts (RHVH) are installed using a special build of Red Hat
Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host’s resources and
performing administrative tasks.
Security Fix(es):
sssd: shell command injection in sssctl (CVE-2021-3621)
kernel: use-after-free in route4_change() in net/sched/cls_route.c (CVE-2021-3715)
kernel: out-of-bounds write in xt_compat_target_from_user() in net/netfilter/x_tables.c (CVE-2021-22555)
libX11: missing request length checks (CVE-2021-31535)
kernel: race condition for removal of the HCI controller (CVE-2021-32399)
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
RedHat | 7 | noarch | redhat-virtualization-host-image-update | < 4.3.18-20210903.0.el7_9 | redhat-virtualization-host-image-update-4.3.18-20210903.0.el7_9.noarch.rpm |
RedHat | 7 | x86_64 | redhat-release-virtualization-host | < 4.3.18-1.el7ev | redhat-release-virtualization-host-4.3.18-1.el7ev.x86_64.rpm |
RedHat | 7 | noarch | redhat-virtualization-host-image-update-placeholder | < 4.3.18-1.el7ev | redhat-virtualization-host-image-update-placeholder-4.3.18-1.el7ev.noarch.rpm |
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
0.097 Low
EPSS
Percentile
94.7%