Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2019-4636) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Medium Nessus Plugin ID 125115

Synopsis

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

Description

Description of changes:

kernel-uek

[3.8.13-118.33.2.el7uek]
- x86/speculation/mds: Make cpu_matches() __cpuinit (Patrick Colp) [Orabug: 29751729] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127} {CVE-2019-11091}
- x86/speculation/mds: Only worry about firmware loaded microcode (Patrick Colp) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127} {CVE-2019-11091}

[3.8.13-118.33.1.el7uek]
- x86/mds: Add empty commit for CVE-2019-11091 (Patrick Colp) [Orabug: 29721936] {CVE-2019-11091}
- x86/speculation/mds: Fix comment (Boris Ostrovsky) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Add mitigation mode VMWERV (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Add sysfs reporting for MDS (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Add mitigation control for MDS (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Allow runtime checking of CPU features (Patrick Colp) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Improve coverage for MDS vulnerability (Boris Ostrovsky) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Clear CPU buffers on exit to user (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Add mds_clear_cpu_buffers() (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Add BUG_MSBDS_ONLY (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation/mds: Add basic bug infrastructure for MDS (Andi Kleen) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127} {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}
- x86/speculation: Consolidate CPU whitelists (Thomas Gleixner) [Orabug: 29641784] {CVE-2018-12126} {CVE-2018-12130} {CVE-2018-12127}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2019-May/008719.html

https://oss.oracle.com/pipermail/el-errata/2019-May/008720.html

Plugin Details

Severity: Medium

ID: 125115

File Name: oraclelinux_ELSA-2019-4636.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2019/05/15

Updated: 2019/05/16

Dependencies: 122878, 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 4.6

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

CVSS v3.0

Base Score: 6.5

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.33.2.el6uek, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.33.2.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

Patch Publication Date: 2019/05/14

Reference Information

CVE: CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091