8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
26.3%
The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices.
The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments.
Security Fix(es):
access.redhat.com/errata/RHSA-2022:5095
access.redhat.com/security/cve/CVE-2021-3695
access.redhat.com/security/cve/CVE-2021-3696
access.redhat.com/security/cve/CVE-2021-3697
access.redhat.com/security/cve/CVE-2022-28733
access.redhat.com/security/cve/CVE-2022-28734
access.redhat.com/security/cve/CVE-2022-28735
access.redhat.com/security/cve/CVE-2022-28736
access.redhat.com/security/cve/CVE-2022-28737
bugzilla.redhat.com/1991685
bugzilla.redhat.com/1991686
bugzilla.redhat.com/1991687
bugzilla.redhat.com/2083339
bugzilla.redhat.com/2090463
bugzilla.redhat.com/2090857
bugzilla.redhat.com/2090899
bugzilla.redhat.com/2092613
errata.almalinux.org/8/ALSA-2022-5095.html
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
6.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
26.3%