OracleVM 3.4 : Unbreakable / etc (OVMSA-2018-0256)

high Nessus Plugin ID 117512

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 :

- tcp: add tcp_ooo_try_coalesce helper (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: call tcp_drop from tcp_data_queue_ofo (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: detect malicious patterns in tcp_collapse_ofo_queue (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: avoid collapses in tcp_prune_queue if possible (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: free batches of packets in tcp_prune_ofo_queue (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: use an RB tree for ooo receive queue (Yaogong Wang) [Orabug: 28639707] (CVE-2018-5390)

- tcp: refine tcp_prune_ofo_queue to not drop all packets (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: introduce tcp_under_memory_pressure (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

- tcp: increment sk_drops for dropped rx packets (Eric Dumazet) [Orabug: 28639707] (CVE-2018-5390)

Solution

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

See Also

http://www.nessus.org/u?5ba4c0b8

Plugin Details

Severity: High

ID: 117512

File Name: oraclevm_OVMSA-2018-0256.nasl

Version: 1.3

Type: local

Published: 9/17/2018

Updated: 9/27/2019

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:kernel-uek, p-cpe:/a:oracle:vm:kernel-uek-firmware, cpe:/o:oracle:vm_server:3.4

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

Patch Publication Date: 9/14/2018

Vulnerability Publication Date: 8/6/2018

Reference Information

CVE: CVE-2018-5390