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SUSE SLES12 Security Update : kernel (SUSE-SU-2018:3792-1)

high Nessus Plugin ID 119036

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Synopsis

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

Description

This update for the Linux Kernel 4.4.121-92_73 fixes one issue.

The following security issue was fixed :

CVE-2018-5391: Fixed a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may have caused a denial of service condition by sending specially crafted IP fragments. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size (bsc#1103098).

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 Server for SAP 12-SP2:zypper in -t patch SUSE-SLE-SAP-12-SP2-2018-2689=1 SUSE-SLE-SAP-12-SP2-2018-2690=1 SUSE-SLE-SAP-12-SP2-2018-2691=1 SUSE-SLE-SAP-12-SP2-2018-2692=1 SUSE-SLE-SAP-12-SP2-2018-2693=1 SUSE-SLE-SAP-12-SP2-2018-2697=1

SUSE Linux Enterprise Server 12-SP2-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-2689=1 SUSE-SLE-SERVER-12-SP2-2018-2690=1 SUSE-SLE-SERVER-12-SP2-2018-2691=1 SUSE-SLE-SERVER-12-SP2-2018-2692=1 SUSE-SLE-SERVER-12-SP2-2018-2693=1 SUSE-SLE-SERVER-12-SP2-2018-2697=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1103098

https://www.suse.com/security/cve/CVE-2018-5391/

http://www.nessus.org/u?7232d5e0

Plugin Details

Severity: High

ID: 119036

File Name: suse_SU-2018-3792-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/19/2018

Updated: 7/22/2024

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: 5.1

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2018-5391

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_120-92_70-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_80-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_114-92_67-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_73-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_114-92_64-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_85-default

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/16/2018

Vulnerability Publication Date: 9/6/2018

Reference Information

CVE: CVE-2018-5391