SUSE SLES11 Security Update : grub2 (SUSE-SU-2019:13989-1)

high Nessus Plugin ID 123452

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Synopsis

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

Description

This update for grub2 fixes the following issues :

Security issue fixed :

CVE-2017-9763: Fixed a memory leak in grub_ext2_read_block (bsc#1045063)

Other issues addressed: Added support for tftp block counter roll-over and backported support for efinetSNP open (bsc#1124662).

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 11-SP4:zypper in -t patch slessp4-grub2-13989=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-grub2-13989=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1045063

https://bugzilla.suse.com/show_bug.cgi?id=1124662

https://www.suse.com/security/cve/CVE-2017-9763/

http://www.nessus.org/u?cbbc724f

Plugin Details

Severity: High

ID: 123452

File Name: suse_SU-2019-13989-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 3/28/2019

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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: p-cpe:/a:novell:suse_linux:grub2-x86_64-efi, p-cpe:/a:novell:suse_linux:grub2-x86_64-xen, cpe:/o:novell:suse_linux:11

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: 3/27/2019

Vulnerability Publication Date: 6/19/2017

Reference Information

CVE: CVE-2017-9763