SUSE SLES12 Security Update : kernel (SUSE-SU-2017:1912-1) (Stack Clash)

Medium Nessus Plugin ID 101889

Synopsis

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

Description

This update for the Linux Kernel 3.12.61-52_77 fixes several issues.
The following bugs were fixed :

- CVE-2017-1000364: The previous fix for the stack gap increase tracked by CVE-2017-1000364 had a regression, which is fixed by this follow up patch. (bsc#1039496)

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 YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server for SAP 12:zypper in -t patch SUSE-SLE-SAP-12-2017-1188=1

SUSE Linux Enterprise Server 12-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-2017-1188=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1039348

https://bugzilla.suse.com/show_bug.cgi?id=1039496

https://bugzilla.suse.com/show_bug.cgi?id=1045340

https://bugzilla.suse.com/show_bug.cgi?id=1045406

https://www.suse.com/security/cve/CVE-2017-1000364/

http://www.nessus.org/u?a06ca9ec

Plugin Details

Severity: Medium

ID: 101889

File Name: suse_SU-2017-1912-1.nasl

Version: 3.9

Type: local

Agent: unix

Published: 2017/07/21

Updated: 2019/04/10

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.2

Temporal Score: 5.1

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

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

CVSS v3.0

Base Score: 7.4

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:kgraft-patch-3_12_61-52_77-default, p-cpe:/a:novell:suse_linux:kgraft-patch-3_12_61-52_77-xen, cpe:/o:novell:suse_linux:12

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: 2017/07/20

Exploitable With

Metasploit (rsh_stack_clash_priv_esc.rb)

Reference Information

CVE: CVE-2017-1000364