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: 1.2

Type: local

Published: 2018/09/17

Updated: 2018/10/12

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.8

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

CVSS v3.0

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: 2018/09/14

Reference Information

CVE: CVE-2018-5390