Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2024-12274)

high Nessus Plugin ID 193125

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-12274 advisory.

- KVM: x86: Add BHI_NO (Daniel Sneddon) [Orabug: 36384803] {CVE-2024-2201}
- x86/bhi: Mitigate KVM by default (Pawan Gupta) [Orabug: 36384803] {CVE-2024-2201}
- x86/bhi: Add BHI mitigation knob (Pawan Gupta) [Orabug: 36384803] {CVE-2024-2201}
- x86/bhi: Enumerate Branch History Injection (BHI) bug (Pawan Gupta) [Orabug: 36384803] {CVE-2024-2201}
- x86/bhi: Define SPEC_CTRL_BHI_DIS_S (Daniel Sneddon) [Orabug: 36384803] {CVE-2024-2201}
- x86/bhi: Add support for clearing branch history at syscall entry (Pawan Gupta) [Orabug: 36384803] {CVE-2024-2201}
- x86/cpufeature: Add missing leaf enumeration (Daniel Sneddon) [Orabug: 36384803] {CVE-2024-2201}
- KVM: x86: Use a switch statement and macros in __feature_translate() (Jim Mattson) [Orabug: 36384803] {CVE-2024-2201}
- KVM: x86: Advertise CPUID.(EAX=7,ECX=2):EDX[5:0] to userspace (Jim Mattson) [Orabug: 36384803] {CVE-2024-2201}
- KVM: x86: Update KVM-only leaf handling to allow for 100% KVM-only leafs (Sean Christopherson) [Orabug:
36384803] {CVE-2024-2201}
- x86/bugs: Use sysfs_emit() (Borislav Petkov) [Orabug: 36384803] {CVE-2024-2201}
- x86/speculation: Reorder SRSO and GDS functions (Alexandre Chartre) [Orabug: 36384803] {CVE-2024-2201}
- KVM: x86: Mask off unsupported and unknown bits of IA32_ARCH_CAPABILITIES (Jim Mattson) [Orabug:
36384803] {CVE-2024-2201}
- KVM: x86: Move reverse CPUID helpers to separate header file (Ricardo Koller) [Orabug: 36384803] {CVE-2024-2201}
- KVM: x86: Fix implicit enum conversion goof in scattered reverse CPUID code (Sean Christopherson) [Orabug: 36384803] {CVE-2024-2201}
- KVM: x86: Add support for reverse CPUID lookup of scattered features (Sean Christopherson) [Orabug:
36384803] {CVE-2024-2201}
- x86/msr: Define new bits in TSX_FORCE_ABORT MSR (Pawan Gupta) [Orabug: 36384803] {CVE-2024-2201}
- objtool: Add asm version of STACK_FRAME_NON_STANDARD (Josh Poimboeuf) [Orabug: 36384803] {CVE-2024-2201}
- objtool: Only include valid definitions depending on source file type (Julien Thierry) [Orabug:
36384803] {CVE-2024-2201}

Tenable has extracted the preceding description block directly from the Oracle 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 affected kernel-uek-container and / or kernel-uek-container-debug packages.

See Also

https://linux.oracle.com/errata/ELSA-2024-12274.html

Plugin Details

Severity: High

ID: 193125

File Name: oraclelinux_ELSA-2024-12274.nasl

Version: 1.4

Type: local

Agent: unix

Published: 4/9/2024

Updated: 6/10/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

CVSS Score Source: CVE-2024-1086

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-uek-container, p-cpe:/a:oracle:linux:kernel-uek-container-debug, cpe:/a:oracle:linux:7::uekr6

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/8/2024

Vulnerability Publication Date: 1/9/2024

CISA Known Exploited Vulnerability Due Dates: 6/20/2024

Reference Information

CVE: CVE-2024-0340, CVE-2024-0607, CVE-2024-1086, CVE-2024-2201