Oracle Linux 8 : kernel (ELSA-2024-12187)

high Nessus Plugin ID 191464

Synopsis

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

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-12187 advisory.

- net/sched: sch_hfsc: Ensure inner classes have fsc curve {CVE-2023-4623}
- net/sched: sch_hfsc: upgrade 'rt' to 'sc' when it becomes a inner curve {CVE-2023-4623}
- x86/sev: Check for user-space IOIO pointing to kernel space {CVE-2023-46813}
- x86/sev: Check IOBM for IOIO exceptions from user-space {CVE-2023-46813}
- x86/sev: Disable MMIO emulation from user mode {CVE-2023-46813}

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 packages.

See Also

https://linux.oracle.com/errata/ELSA-2024-12187.html

Plugin Details

Severity: High

ID: 191464

File Name: oraclelinux_ELSA-2024-12187.nasl

Version: 1.2

Type: local

Agent: unix

Published: 3/1/2024

Updated: 11/2/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-4623

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:8::baseos_latest, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-cross-headers, p-cpe:/a:oracle:linux:kernel-debug-modules, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-abi-stablelists, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-core, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:python3-perf, cpe:/a:oracle:linux:8::codeready_builder, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-debug-core, p-cpe:/a:oracle:linux:perf, cpe:/o:oracle:linux:8:9:baseos_patch, p-cpe:/a:oracle:linux:kernel-modules-extra, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/29/2024

Vulnerability Publication Date: 4/20/2023

Reference Information

CVE: CVE-2023-2176, CVE-2023-4623, CVE-2023-46813