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Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2019-4839)

medium Nessus Plugin ID 130997

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 5 / 6 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2019-4839 advisory.

 - x86/tsx: Add config options to set tsx=on|off|auto (Michal Hocko) [Orabug: 30419231] {CVE-2019-11135}
 - x86/speculation/taa: Add documentation for TSX Async Abort (Pawan Gupta) [Orabug: 30419231] {CVE-2019-11135}
 - x86/tsx: Add 'auto' option to TSX cmdline parameter (Pawan Gupta) [Orabug: 30419231] {CVE-2019-11135}
 - x86/speculation/taa: Add sysfs reporting for TSX Async Abort (Pawan Gupta) [Orabug: 30419231] {CVE-2019-11135}
 - x86/speculation/taa: Add mitigation for TSX Async Abort (Pawan Gupta) [Orabug: 30419231] {CVE-2019-11135}
 - x86/tsx: Add TSX cmdline option with TSX disabled by default (Pawan Gupta) [Orabug: 30419231] {CVE-2019-11135}
 - x86: Add helper function x86_read_arch_cap_msr() (Pawan Gupta) [Orabug: 30419231] {CVE-2019-11135}

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-2019-4839.html

Plugin Details

Severity: Medium

ID: 130997

File Name: oraclelinux_ELSA-2019-4839.nasl

Version: 1.8

Type: local

Agent: unix

Published: 11/14/2019

Updated: 11/1/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2019-11135

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:5, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:kernel-uek-firmware, p-cpe:/a:oracle:linux:kernel-uek, cpe:/o:oracle:linux:6

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: 11/12/2019

Vulnerability Publication Date: 11/12/2019

Reference Information

CVE: CVE-2019-11135