SUSE SLES12 Security Update : kernel (SUSE-SU-2020:3326-1)

high Nessus Plugin ID 143858

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bug fixes.

The following security bugs were fixed :

CVE-2020-25656: Fixed a concurrency use-after-free in vt_do_kdgkb_ioctl (bnc#1177766).

CVE-2020-25285: Fixed a race condition between hugetlb sysctl handlers in mm/hugetlb.c (bnc#1176485).

CVE-2020-0430: Fixed an OOB read in skb_headlen of /include/linux/skbuff.h (bnc#1176723).

CVE-2020-14351: Fixed a race in the perf_mmap_close() function (bsc#1177086).

CVE-2020-16120: Fixed a permissions issue in ovl_path_open() (bsc#1177470).

CVE-2020-8694: Restricted energy meter to root access (bsc#1170415).

CVE-2020-25705: A ICMP global rate limiting side-channel was removed which could lead to e.g. the SADDNS attack (bsc#1175721)

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Workstation Extension 12-SP5 :

zypper in -t patch SUSE-SLE-WE-12-SP5-2020-3326=1

SUSE Linux Enterprise Software Development Kit 12-SP5 :

zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-3326=1

SUSE Linux Enterprise Server 12-SP5 :

zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-3326=1

SUSE Linux Enterprise Live Patching 12-SP5 :

zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2020-3326=1

SUSE Linux Enterprise High Availability 12-SP5 :

zypper in -t patch SUSE-SLE-HA-12-SP5-2020-3326=1

Plugin Details

Severity: High

ID: 143858

File Name: suse_SU-2020-3326-1.nasl

Version: 1.5

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/9/2020

Updated: 2/5/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.5

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

CVSS Score Source: CVE-2020-25705

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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:P/RL:O/RC:C

CVSS Score Source: CVE-2020-14351

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:kernel-default-debuginfo, p-cpe:/a:novell:suse_linux:kernel-default-base, p-cpe:/a:novell:suse_linux:kernel-default-debugsource, p-cpe:/a:novell:suse_linux:kernel-default-devel-debuginfo, p-cpe:/a:novell:suse_linux:kernel-default-devel, p-cpe:/a:novell:suse_linux:kernel-default-base-debuginfo, p-cpe:/a:novell:suse_linux:kernel-syms, p-cpe:/a:novell:suse_linux:kernel-default, p-cpe:/a:novell:suse_linux:kernel-default-man

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/13/2020

Vulnerability Publication Date: 9/13/2020

Reference Information

CVE: CVE-2020-0430, CVE-2020-14351, CVE-2020-16120, CVE-2020-25285, CVE-2020-25656, CVE-2020-25705, CVE-2020-8694

Detections

Analytics