Detections
Analytics

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2020-5841)

high Nessus Plugin ID 140496

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Synopsis

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

Description

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-5841 advisory.

 - sunrpc: use SVC_NET() in svcauth_gss_* functions (Vasily Averin) [Orabug: 31351996] {CVE-2018-16884}
 - sunrpc: use-after-free in svc_process_common() (Vasily Averin) [Orabug: 31351996] {CVE-2018-16884}
 - af_packet: set defaule value for tmo (Mao Wenan) [Orabug: 31439108] {CVE-2019-20812}
 - vgacon: Fix for missing check in scrollback handling (Yunhai Zhang) [Orabug: 31705122] {CVE-2020-14331} {CVE-2020-14331}

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-2020-5841.html

Plugin Details

Severity: High

ID: 140496

File Name: oraclelinux_ELSA-2020-5841.nasl

Version: 1.6

Type: local

Agent: unix

Published: 9/11/2020

Updated: 10/22/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2020-14331

CVSS v3

Risk Factor: High

Base Score: 8

Temporal Score: 7.2

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

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

CVSS Score Source: CVE-2018-16884

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-uek-debug-devel, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.49.1.el7uek, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.49.1.el6uek, 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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/10/2020

Vulnerability Publication Date: 12/18/2018

Reference Information

CVE: CVE-2018-16884, CVE-2019-20812, CVE-2020-14331

BID: 106253