Detections
Analytics

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3509)

high Nessus Plugin ID 96478

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Synopsis

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

Description

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3509 advisory.

 - net: avoid signed overflows for SO_{SND|RCV}BUFFORCE (Eric Dumazet) [Orabug: 25203623] {CVE-2016-9793}
 - tcp: fix use after free in tcp_xmit_retransmit_queue() (Eric Dumazet) [Orabug: 25374371] {CVE-2016-6828}
 - 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}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2017-3509.html

Plugin Details

Severity: High

ID: 96478

File Name: oraclelinux_ELSA-2017-3509.nasl

Version: 3.13

Type: local

Agent: unix

Published: 1/13/2017

Updated: 10/22/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.6

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

CVSS Score Source: CVE-2016-9794

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: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-uek-debug-devel, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.16.2.el7uek, p-cpe:/a:oracle:linux:kernel-uek-firmware, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.16.2.el6uek, cpe:/o:oracle:linux:6

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/12/2017

Vulnerability Publication Date: 8/15/2016

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