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Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2024-12385)

medium Nessus Plugin ID 197083

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2024-12385 advisory.

 - KVM: x86: Add BHI_NO (Daniel Sneddon) [Orabug: 36509092] {CVE-2024-2201}
 - x86/bhi: Mitigate KVM by default (Pawan Gupta) [Orabug: 36509092] {CVE-2024-2201}
 - x86/bhi: Add BHI mitigation knob (Pawan Gupta) [Orabug: 36509092] {CVE-2024-2201}
 - x86/bhi: Enumerate Branch History Injection (BHI) bug (Pawan Gupta) [Orabug: 36509092] {CVE-2024-2201}
 - x86/bhi: Define SPEC_CTRL_BHI_DIS_S (Daniel Sneddon) [Orabug: 36509092] {CVE-2024-2201}
 - x86/bhi: Add support for clearing branch history at syscall entry (Pawan Gupta) [Orabug: 36509092] {CVE-2024-2201}
 - x86/cpufeature: Add missing leaf enumeration (Daniel Sneddon) [Orabug: 36509092] {CVE-2024-2201}
 - KVM: x86: Use a switch statement and macros in __feature_translate() (Jim Mattson) [Orabug: 36509092] {CVE-2024-2201}
 - KVM: x86: Advertise CPUID.(EAX=7,ECX=2):EDX[5:0] to userspace (Jim Mattson) [Orabug: 36509092] {CVE-2024-2201}
 - KVM: x86: Update KVM-only leaf handling to allow for 100% KVM-only leafs (Sean Christopherson) [Orabug:
 36509092] {CVE-2024-2201}
 - x86/bugs: Use sysfs_emit() (Borislav Petkov) [Orabug: 36509092] {CVE-2024-2201}
 - x86/cpu: Support AMD Automatic IBRS (Kim Phillips) [Orabug: 36509092] {CVE-2024-2201}
 - Documentation/hw-vuln: Update spectre doc (Lin Yujun) [Orabug: 36509092] {CVE-2024-2201}
 - x86/speculation: Reorder SRSO and GDS functions (Alexandre Chartre) [Orabug: 36509092] {CVE-2024-2201}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2024-12385.html

Plugin Details

Severity: Medium

ID: 197083

File Name: oraclelinux_ELSA-2024-12385.nasl

Version: 1.1

Type: local

Agent: unix

Published: 5/15/2024

Updated: 9/21/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:L/AC:H/Au:N/C:C/I:N/A:N

CVSS Score Source: CVE-2024-2201

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-uek-container, cpe:/a:oracle:linux:9::developer_uekr7, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:kernel-uek-modules-extra, p-cpe:/a:oracle:linux:kernel-uek-modules, cpe:/o:oracle:linux:9, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-uek-debug-core, p-cpe:/a:oracle:linux:kernel-uek-debug-modules, cpe:/o:oracle:linux:9:4:baseos_patch, cpe:/a:oracle:linux:9::uekr7, p-cpe:/a:oracle:linux:kernel-uek-container-debug, cpe:/a:oracle:linux:8::uekr7, p-cpe:/a:oracle:linux:kernel-uek-debug-modules-extra, cpe:/o:oracle:linux:9::baseos_latest, p-cpe:/a:oracle:linux:kernel-uek-core, cpe:/a:oracle:linux:8::developer_uekr7

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 5/15/2024

Vulnerability Publication Date: 4/9/2024

Reference Information

CVE: CVE-2024-2201