Detections
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Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2019-4576)

high Nessus Plugin ID 122804

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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-2019-4576 advisory.

 - alarmtimer: Prevent overflow for relative nanosleep (Thomas Gleixner) [Orabug: 29269167] {CVE-2018-13053}
 - KEYS: Don't permit request_key() to construct a new keyring (David Howells) [Orabug: 29304552] {CVE-2017-17807}
 - KEYS: add missing permission check for request_key() destination (Eric Biggers) [Orabug: 29304552] {CVE-2017-17807}
 - ext4: only look at the bg_flags field if it is valid (Theodore Ts'o) [Orabug: 29409425] {CVE-2018-10876} {CVE-2018-10876}
 - net: Set sk_prot_creator when cloning sockets to the right proto (Christoph Paasch) [Orabug: 29422740] {CVE-2018-9568}
 - ext4: make sure bitmaps and the inode table don't overlap with bg descriptors (Theodore Ts'o) [Orabug:
 29428608] {CVE-2018-10878}

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-2019-4576.html

Plugin Details

Severity: High

ID: 122804

File Name: oraclelinux_ELSA-2019-4576.nasl

Version: 1.11

Type: local

Agent: unix

Published: 3/13/2019

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-2018-9568

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-uek-firmware, p-cpe:/a:oracle:linux:kernel-uek, cpe:/o:oracle:linux:6, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.31.1.el7uek, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.31.1.el6uek, 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:kernel-uek-doc

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: 3/12/2019

Vulnerability Publication Date: 9/28/2017

Reference Information

CVE: CVE-2017-17807, CVE-2018-10876, CVE-2018-10878, CVE-2018-13053, CVE-2018-9568