Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2018-4301)

high Nessus Plugin ID 119567

Synopsis

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

Description

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2018-4301 advisory.

- mnt: Prevent pivot_root from creating a loop in the mount tree (Eric W. Biederman) [Orabug: 26575709] {CVE-2014-7970} {CVE-2014-7970}
- vfs: more mnt_parent cleanups (Al Viro) [Orabug: 26575709] {CVE-2014-7970}
- vfs: new internal helper: mnt_has_parent(mnt) (Al Viro) [Orabug: 26575709] {CVE-2014-7970}
- ALSA: seq: Fix racy pool initializations (Takashi Iwai) [Orabug: 28459730] {CVE-2018-7566}
- scsi: sg: allocate with __GFP_ZERO in sg_build_indirect() (Alexander Potapenko) [Orabug: 28892695] {CVE-2018-1000204}
- KVM: MTRR: remove MSR 0x2f8 (Andy Honig) [Orabug: 28901711] {CVE-2016-3713} {CVE-2016-3713}
- cdrom: fix improper type cast, which can leat to information leak. (Young_X) [Orabug: 28929788] {CVE-2018-16658} {CVE-2018-10940} {CVE-2018-18710}
- udf: Check component length before reading it (Jan Kara) [Orabug: 28941923] {CVE-2014-9728}
- udf: Verify symlink size before loading it (Shan Hai) [Orabug: 28941923] {CVE-2014-9728}
- udf: Verify i_size when loading inode (Shan Hai) [Orabug: 28941923] {CVE-2014-9728}
- floppy: Do not copy a kernel pointer to user memory in FDGETPRM ioctl (Andy Whitcroft) [Orabug:
28956549] {CVE-2018-7755} {CVE-2018-7755}
- crypto: salsa20 - fix blkcipher_walk API usage (Eric Biggers) [Orabug: 28976586] {CVE-2017-17805}

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-2018-4301.html

Plugin Details

Severity: High

ID: 119567

File Name: oraclelinux_ELSA-2018-4301.nasl

Version: 1.14

Type: local

Agent: unix

Published: 12/11/2018

Updated: 11/1/2024

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

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

CVSS Score Source: CVE-2017-17806

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

CVSS Score Source: CVE-2018-7566

Vulnerability Information

CPE: cpe:/o:oracle:linux:5, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, 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:kernel-uek-firmware, p-cpe:/a:oracle:linux:kernel-uek, 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: 12/9/2018

Vulnerability Publication Date: 10/8/2014

Reference Information

CVE: CVE-2014-7970, CVE-2014-9728, CVE-2016-3713, CVE-2017-17805, CVE-2017-17806, CVE-2018-1000204, CVE-2018-18710, CVE-2018-7566, CVE-2018-7755