Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2016-3617)

High Nessus Plugin ID 93676

Synopsis

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

Description

Description of changes:

kernel-uek [3.8.13-118.11.2.el7uek]
- Btrfs: fix truncation of compressed and inlined extents (Ashish Samant) [Orabug: 22307285] {CVE-2015-8374}
- Btrfs: fix file corruption and data loss after cloning inline extents (Divya Indi) [Orabug: 22307285] {CVE-2015-8374}
- netfilter: x_tables: make sure e->next_offset covers remaining blob size (Florian Westphal) [Orabug: 24682074] {CVE-2016-4997} {CVE-2016-4998}
- netfilter: x_tables: validate e->target_offset early (Florian Westphal) [Orabug: 24682074] {CVE-2016-4997} {CVE-2016-4998}

[3.8.13-118.11.1.el7uek]
- rds: schedule local connection activity in proper workqueue (Ajaykumar Hotchandani) [Orabug: 24624195]
- ib_core: make wait_event uninterruptible in ib_flush_fmr_pool() (Avinash Repaka) [Orabug: 24655952]
- net/mlx4: Support shutdown() interface (Gavin Shan) [Orabug: 24624181]
- tcp: make challenge acks less predictable (Eric Dumazet) [Orabug: 24010012] [Orabug: 2401010] {CVE-2016-5696}

[3.8.13-118.10.1.el7uek]
- ocfs2: call ocfs2_journal_access_di() before ocfs2_journal_dirty() in ocfs2_write_end_nolock() (yangwenfang) [Orabug: 19601200]
- ocfs2: improve recovery performance (Junxiao Bi) [Orabug: 24395691]

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2016-September/006355.html

https://oss.oracle.com/pipermail/el-errata/2016-September/006356.html

Plugin Details

Severity: High

ID: 93676

File Name: oraclelinux_ELSA-2016-3617.nasl

Version: 2.10

Type: local

Agent: unix

Published: 2016/09/23

Updated: 2019/09/27

Dependencies: 12634, 122878

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.2

Temporal Score: 6.3

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

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

CVSS v3.0

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:dtrace-modules-3.8.13-118.11.2.el6uek, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.11.2.el7uek, 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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2016/09/22

Vulnerability Publication Date: 2015/12/28

Exploitable With

Metasploit (Linux Kernel 4.6.3 Netfilter Privilege Escalation)

Reference Information

CVE: CVE-2015-8374, CVE-2016-4997, CVE-2016-4998, CVE-2016-5696