Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4040)

high Nessus Plugin ID 107051
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

Description of changes:

kernel-uek [3.8.13-118.20.3.el7uek]
- gre: fix a possible skb leak (Eric Dumazet) [Orabug: 26403972] {CVE-2017-9074}
- ipv6: Fix leak in ipv6_gso_segment(). (David S. Miller) [Orabug: 26403972] {CVE-2017-9074}
- ipv6: xfrm: Handle errors reported by xfrm6_find_1stfragopt() (Ben Hutchings) [Orabug: 26403972] {CVE-2017-9074}
- ipv6: Check ip6_find_1stfragopt() return value properly. (David S. Miller) [Orabug: 26403972] {CVE-2017-9074}
- ipv6: Prevent overrun when parsing v6 header options (Craig Gallek) [Orabug: 26403972] {CVE-2017-9074}
- tcp: initialize rcv_mss to TCP_MIN_MSS instead of 0 (Wei Wang) [Orabug: 26813390] {CVE-2017-14106}
- rxrpc: Fix several cases where a padded len isn't checked in ticket decode (David Howells) [Orabug: 26880517] {CVE-2017-7482} {CVE-2017-7482}
- xen/mmu: Call xen_cleanhighmap() with 4MB aligned for page tables mapping (Zhenzhong Duan) [Orabug: 26883322]
- KVM: x86: fix deadlock in clock-in-progress request handling (Marcelo Tosatti) [Orabug: 27065995]
- ocfs2: fstrim: Fix start offset of first cluster group during fstrim (Ashish Samant) [Orabug: 27099835]
- USB: serial: console: fix use-after-free after failed setup (Johan Hovold) [Orabug: 27206837] {CVE-2017-16525}
- uwb: properly check kthread_run return value (Andrey Konovalov) [Orabug: 27206897] {CVE-2017-16526}
- ALSA: usb-audio: Check out-of-bounds access by corrupted buffer descriptor (Takashi Iwai) [Orabug: 27206928] {CVE-2017-16529}
- USB: fix out-of-bounds in usb_set_configuration (Greg Kroah-Hartman) [Orabug: 27207240] {CVE-2017-16531}
- USB: core: fix out-of-bounds access bug in usb_get_bos_descriptor() (Alan Stern) [Orabug: 27207983] {CVE-2017-16535}
- dccp: CVE-2017-8824: use-after-free in DCCP code (Mohamed Ghannam) [Orabug: 27290301] {CVE-2017-8824}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2018-February/007537.html

https://oss.oracle.com/pipermail/el-errata/2018-February/007538.html

Plugin Details

Severity: High

ID: 107051

File Name: oraclelinux_ELSA-2018-4040.nasl

Version: 3.7

Type: local

Agent: unix

Published: 2/28/2018

Updated: 9/27/2019

Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl

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

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

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: cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*, cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-debug:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-debug-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-doc:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-firmware:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:dtrace-modules-3.8.13-118.20.3.el6uek:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:dtrace-modules-3.8.13-118.20.3.el7uek:*:*:*:*:*:*:*

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: 2/27/2018

Vulnerability Publication Date: 5/19/2017

Reference Information

CVE: CVE-2017-8824, CVE-2017-14106, CVE-2017-16525, CVE-2017-16529, CVE-2017-16531, CVE-2017-16535, CVE-2017-7482, CVE-2017-9074, CVE-2017-16526