Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4265)

high Nessus Plugin ID 118814
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:

[4.1.12-124.21.1.el7uek]
- hugetlbfs: fix kernel BUG at fs/hugetlbfs/inode.c:447! (Mike Kravetz) [Orabug: 28839992]
- scsi: libsas: fix memory leak in sas_smp_get_phy_events() (Jason Yan) [Orabug: 27927687] {CVE-2018-7757}
- KVM: vmx: shadow more fields that are read/written on every vmexits (Paolo Bonzini) [Orabug: 28581045]
- vhost/scsi: Use common handling code in request queue handler (Bijan Mottahedeh) [Orabug: 28775573]
- vhost/scsi: Extract common handling code from control queue handler (Bijan Mottahedeh) [Orabug: 28775573]
- vhost/scsi: Respond to control queue operations (Bijan Mottahedeh) [Orabug: 28775573]

[4.1.12-124.20.8.el7uek]
- scsi: lpfc: devloss timeout race condition caused NULL pointer reference (James Smart) [Orabug: 27994179]
- scsi: qla2xxx: Fix race condition between iocb timeout and initialisation (Ben Hutchings) [Orabug: 28013813]
- i40e: Add programming descriptors to cleaned_count (Alexander Duyck) [Orabug: 28228724]
- i40e: Fix memory leak related filter programming status (Alexander Duyck) [Orabug: 28228724]
- xen-swiotlb: use actually allocated size on check physical continuous (Joe Jin) [Orabug: 28258102]
- Revert 'Revert 'xen-swiotlb: fix the check condition for xen_swiotlb_free_coherent'' (Dongli Zhang) [Orabug: 28258102]
- net/mlx4_en: fix potential use-after-free with dma_unmap_page (Sarah Newman) [Orabug: 28376051]
- ocfs2: fix ocfs2 read block panic (Junxiao Bi) [Orabug: 28580543]
- block: fix bdi vs gendisk lifetime mismatch (Dan Williams) [Orabug: 28645416]
- e1000e: Fix link check race condition (Benjamin Poirier) [Orabug: 28716958]
- Revert 'e1000e: Separate signaling for link check/link up' (Benjamin Poirier) [Orabug: 28716958]
- e1000e: Avoid missed interrupts following ICR read (Benjamin Poirier) [Orabug: 28716958]
- e1000e: Fix queue interrupt re-raising in Other interrupt (Benjamin Poirier) [Orabug: 28716958]
- Partial revert 'e1000e: Avoid receiver overrun interrupt bursts' (Benjamin Poirier) [Orabug: 28716958]
- e1000e: Remove Other from EIAC (Benjamin Poirier) [Orabug: 28716958]
- Fix error code in nfs_lookup_verify_inode() (Lance Shelton) [Orabug: 28789030]
- workqueue: Allow modifying low level unbound workqueue cpumask (Lai Jiangshan) [Orabug: 28813166]
- workqueue: Create low-level unbound workqueues cpumask (Frederic Weisbecker) [Orabug: 28813166]
- scsi: sg: mitigate read/write abuse (Jann Horn) [Orabug: 28824718] {CVE-2017-13168}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2018-November/008210.html

https://oss.oracle.com/pipermail/el-errata/2018-November/008211.html

Plugin Details

Severity: High

ID: 118814

File Name: oraclelinux_ELSA-2018-4265.nasl

Version: 1.7

Type: local

Agent: unix

Published: 11/8/2018

Updated: 4/14/2021

Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

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

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

Temporal Vector: E:U/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 Ease: No known exploits are available

Patch Publication Date: 11/7/2018

Vulnerability Publication Date: 12/6/2017

Reference Information

CVE: CVE-2017-13168, CVE-2018-7757