OracleVM 3.3 : Unbreakable / etc (OVMSA-2017-0005)

high Nessus Plugin ID 96518
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 OracleVM host is missing one or more security updates.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

- net: avoid signed overflows for SO_[SND|RCV]BUFFORCE (Eric Dumazet) [Orabug: 25203623] (CVE-2016-9793)

- nvme: Limit command retries (Ashok Vairavan) [Orabug:
25374794] - tcp: fix use after free in tcp_xmit_retransmit_queue (Eric Dumazet) [Orabug:
25374371] (CVE-2016-6828)

- logging errors that get masked to EIO inside drivers/block/loop.c (Manjunath Patil) [Orabug:
22505535]

- ALSA: pcm : Call kill_fasync in stream lock (Takashi Iwai) [Orabug: 25203963] (CVE-2016-9794)

- packet: fix race condition in packet_set_ring (Philip Pettersson) [Orabug: 25217756] (CVE-2016-8655)

- x86: kvmclock: zero initialize pvclock shared memory area (Igor Mammedov) [Orabug: 25218431]

- KEYS: Fix short sprintf buffer in /proc/keys show function (David Howells) [Orabug: 25306373] (CVE-2016-7042)

Solution

Update the affected kernel-uek / kernel-uek-firmware packages.

See Also

http://www.nessus.org/u?b33a4f12

Plugin Details

Severity: High

ID: 96518

File Name: oraclevm_OVMSA-2017-0005.nasl

Version: 3.8

Type: local

Published: 1/16/2017

Updated: 1/4/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Critical

Score: 9.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

Temporal Vector: E:H/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:kernel-uek, p-cpe:/a:oracle:vm:kernel-uek-firmware, cpe:/o:oracle:vm_server:3.3

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/13/2017

Vulnerability Publication Date: 10/16/2016

Exploitable With

Core Impact

Metasploit (AF_PACKET chocobo_root Privilege Escalation)

Reference Information

CVE: CVE-2016-6828, CVE-2016-7042, CVE-2016-8655, CVE-2016-9793, CVE-2016-9794