Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3587) (Stack Clash)

Medium Nessus Plugin ID 101098

New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it's different from CVSS.

VPR Score: 7.4

Synopsis

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

Description

Description of changes:

kernel-uek [4.1.12-94.3.7.el7uek]
- mm: fix new crash in unmapped_area_topdown() (Hugh Dickins) [Orabug: 26326143] {CVE-2017-1000364}
- mm: larger stack guard gap, between vmas (Hugh Dickins) [Orabug: 26326143] {CVE-2017-1000364}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2017-June/007006.html

https://oss.oracle.com/pipermail/el-errata/2017-June/007007.html

Plugin Details

Severity: Medium

ID: 101098

File Name: oraclelinux_ELSA-2017-3587.nasl

Version: 3.12

Type: local

Agent: unix

Published: 2017/06/29

Updated: 2019/09/27

Dependencies: 12634, 122878

Risk Information

Risk Factor: Medium

VPR Score: 7.4

CVSS v2.0

Base Score: 6.2

Temporal Score: 5.1

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

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3.0

Base Score: 7.4

Temporal Score: 6.9

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:dtrace-modules-4.1.12-94.3.7.el6uek, p-cpe:/a:oracle:linux:dtrace-modules-4.1.12-94.3.7.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: 2017/06/28

Vulnerability Publication Date: 2017/06/19

Exploitable With

Metasploit (rsh_stack_clash_priv_esc.rb)

Reference Information

CVE: CVE-2017-1000364