Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3631)

Medium Nessus Plugin ID 104167

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: 8.9

Synopsis

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

Description

Description of changes:

[4.1.12-103.7.4.el7uek]
- ipv6: avoid overflow of offset in ip6_find_1stfragopt (Sabrina Dubroca) [Orabug: 27011255] {CVE-2017-7542}
- udp: consistently apply ufo or fragmentation (Willem de Bruijn) [Orabug: 26921320] {CVE-2017-1000112}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2017-October/007302.html

https://oss.oracle.com/pipermail/el-errata/2017-October/007303.html

Plugin Details

Severity: Medium

ID: 104167

File Name: oraclelinux_ELSA-2017-3631.nasl

Version: 3.12

Type: local

Agent: unix

Published: 2017/10/26

Updated: 2019/09/27

Dependencies: 12634, 122878

Risk Information

Risk Factor: Medium

VPR Score: 8.9

CVSS v2.0

Base Score: 6.9

Temporal Score: 5.7

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

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

CVSS v3.0

Base Score: 7

Temporal Score: 6.5

Vector: CVSS:3.0/AV:L/AC:H/PR:L/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: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: 2017/10/25

Vulnerability Publication Date: 2017/07/21

Exploitable With

Core Impact

Metasploit (Linux Kernel UDP Fragmentation Offset (UFO) Privilege Escalation)

Reference Information

CVE: CVE-2017-1000112, CVE-2017-7542