OracleVM 3.4 : Unbreakable / etc (OVMSA-2018-0012) (Spectre)

Medium Nessus Plugin ID 106226

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 :

- Revert 'kernel.spec: Require the new microcode_ctl.' (Brian Maly)

- xen-blkback: add pending_req allocation stats (Ankur Arora) [Orabug: 27386890]

- xen-blkback: move indirect req allocation out-of-line (Ankur Arora)

- xen-blkback: pull nseg validation out in a function (Ankur Arora)

- xen-blkback: make struct pending_req less monolithic (Ankur Arora)

- x86: Clean up IBRS functionality resident in common code (Kanth Ghatraju) [Orabug: 27403317]

- x86: Display correct settings for the SPECTRE_V2 bug (Kanth Ghatraju)

- Set CONFIG_GENERIC_CPU_VULNERABILITIES flag (Kanth Ghatraju) [Orabug: 27403317]

- x86/cpu: Implement CPU vulnerabilites sysfs functions (Thomas Gleixner) [Orabug: 27403317]

- sysfs/cpu: Fix typos in vulnerability documentation (David Woodhouse)

- sysfs/cpu: Add vulnerability folder (Thomas Gleixner) [Orabug: 27403317]

- x86/cpufeatures: Add X86_BUG_SPECTRE_V[12] (David Woodhouse) [Orabug: 27403317]

- x86/cpufeatures: Add X86_BUG_CPU_MELTDOWN (Kanth Ghatraju) [Orabug: 27403317]

- KVM: x86: Add memory barrier on vmcs field lookup (Andrew Honig) (CVE-2017-5753)

- KVM: VMX: remove I/O port 0x80 bypass on Intel hosts (Andrew Honig) [Orabug: 27402301] (CVE-2017-1000407) (CVE-2017-1000407)

- xfs: give all workqueues rescuer threads (Chris Mason) [Orabug: 27397568]

- ixgbevf: handle mbox_api_13 in ixgbevf_change_mtu (Joao Martins)

Solution

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

See Also

http://www.nessus.org/u?026e66b2

Plugin Details

Severity: Medium

ID: 106226

File Name: oraclevm_OVMSA-2018-0012.nasl

Version: 3.7

Type: local

Published: 2018/01/22

Modified: 2018/07/24

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.1

Temporal Score: 5.3

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

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

CVSS v3.0

Base Score: 7.4

Temporal Score: 7.1

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

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/01/19

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2017-1000407, CVE-2017-5753

IAVA: 2018-A-0020