Detections
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Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2018-4189)

high Nessus Plugin ID 111562

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-4189 advisory.

 - tcp: add tcp_ooo_try_coalesce() helper (Eric Dumazet) [Orabug: 28453849] {CVE-2018-5390}
 - tcp: call tcp_drop() from tcp_data_queue_ofo() (Eric Dumazet) [Orabug: 28453849] {CVE-2018-5390}
 - tcp: detect malicious patterns in tcp_collapse_ofo_queue() (Eric Dumazet) [Orabug: 28453849] {CVE-2018-5390}
 - tcp: avoid collapses in tcp_prune_queue() if possible (Eric Dumazet) [Orabug: 28453849] {CVE-2018-5390}

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-2018-4189.html

Plugin Details

Severity: High

ID: 111562

File Name: oraclelinux_ELSA-2018-4189.nasl

Version: 1.10

Type: local

Agent: unix

Published: 8/7/2018

Updated: 10/22/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2018-5390

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-devel, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:kernel-uek-tools, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug

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: 8/6/2018

Vulnerability Publication Date: 8/4/2018

Reference Information

CVE: CVE-2018-5390