Detections
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RHEL 9 : microcode_ctl (RHSA-2024:9401)
medium Nessus Plugin ID 210782
Synopsis
The remote Red Hat host is missing one or more security updates for microcode_ctl.Description
The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2024:9401 advisory.The microcode_ctl packages provide microcode updates for Intel and AMD processors.
Security Fix(es):
* kernel: local privilege escalation on Intel microcode on Intel(R) Xeon(R) (CVE-2023-22655)
* kernel: Local information disclosure on Intel(R) Atom(R) processors (CVE-2023-28746)
* kernel: Local information disclosure in some Intel(R) processors (CVE-2023-38575)
* kernel: Possible Denial of Service on Intel(R) Processors (CVE-2023-39368)
* kernel: Local information disclosure on Intel(R) Xeon(R) D processors with Intel(R) SGX due to incorrect calculation in microcode (CVE-2023-43490)
* intel-microcode: Race conditions in some Intel(R) Processors (CVE-2023-45733)
* intel-microcode: Unexpected behavior in Intel(R) Core(TM) Ultra Processors (CVE-2023-46103)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.5 Release Notes linked from the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL microcode_ctl package based on the guidance in RHSA-2024:9401.See Also
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2270700
http://www.nessus.org/u?bb08292d
https://bugzilla.redhat.com/show_bug.cgi?id=2270698
https://bugzilla.redhat.com/show_bug.cgi?id=2270701
https://bugzilla.redhat.com/show_bug.cgi?id=2270703
https://bugzilla.redhat.com/show_bug.cgi?id=2270704
https://bugzilla.redhat.com/show_bug.cgi?id=2292296
https://bugzilla.redhat.com/show_bug.cgi?id=2292300
Plugin Details
Severity: Medium
ID: 210782
File Name: redhat-RHSA-2024-9401.nasl
Version: 1.1
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 11/12/2024
Updated: 11/12/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.1
Vendor
Vendor Severity: Moderate
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.4
Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N
CVSS Score Source: CVE-2023-38575
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.7
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
CVSS Score Source: CVE-2023-28746
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:microcode_ctl, cpe:/o:redhat:enterprise_linux:9
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 11/12/2024
Vulnerability Publication Date: 3/12/2024
Reference Information
CVE: CVE-2023-22655, CVE-2023-28746, CVE-2023-38575, CVE-2023-39368, CVE-2023-43490, CVE-2023-45733, CVE-2023-46103