Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4193)

Medium Nessus Plugin ID 111622

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VPR Score: 5.9

Synopsis

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

Description

Description of changes:

kernel-uek [3.8.13-118.23.1.el7uek]
- xen/blkback: free requests on disconnection (Dongli Zhang) [Orabug: 22111941]
- RDS: NULL pointer dereference in rds_atomic_free_op (Mohamed Ghannam) [Orabug: 27986376] {CVE-2018-5333}
- ACPI: sbshc: remove raw pointer from printk() message (Greg Kroah-Hartman) [Orabug: 27986392] {CVE-2018-5750}
- futex: Prevent overflow by strengthen input validation (Li Jinyue) [Orabug: 27986395] {CVE-2018-6927}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2018-August/007928.html

https://oss.oracle.com/pipermail/el-errata/2018-August/007929.html

Plugin Details

Severity: Medium

ID: 111622

File Name: oraclelinux_ELSA-2018-4193.nasl

Version: 1.6

Type: local

Agent: unix

Published: 2018/08/10

Updated: 2020/01/23

Dependencies: 12634, 122878

Risk Information

Risk Factor: Medium

VPR Score: 5.9

CVSS v2.0

Base Score: 4.9

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

CVSS v3.0

Base Score: 7.8

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.23.1.el6uek, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.23.1.el7uek, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:kernel-uek-firmware, cpe:/o:oracle:linux:6, cpe:/o:oracle:linux:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/08/09

Vulnerability Publication Date: 2018/01/11

Exploitable With

Metasploit (Reliable Datagram Sockets (RDS) rds_atomic_free_op NULL pointer dereference Privilege Escalation)

Reference Information

CVE: CVE-2018-5333, CVE-2018-5750, CVE-2018-6927