SUSE SLED12 / SLES12 Security Update : glibc (SUSE-SU-2018:0074-1)

High Nessus Plugin ID 106044

Synopsis

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

Description

This update for glibc fixes the following issues :

- A privilege escalation bug in the realpath() function has been fixed. [CVE-2018-1000001, bsc#1074293]

- A memory leak and a buffer overflow in the dynamic ELF loader has been fixed. [CVE-2017-1000408, CVE-2017-1000409, bsc#1071319]

- An issue in the code handling RPATHs was fixed that could have been exploited by an attacker to execute code loaded from arbitrary libraries. [CVE-2017-16997, bsc#1073231]

- A potential crash caused by a use-after-free bug in pthread_create() has been fixed. [bsc#1053188]

- A bug that prevented users to build shared objects which use the optimized libmvec.so API has been fixed.
[bsc#1070905]

- A memory leak in the glob() function has been fixed.
[CVE-2017-15670, CVE-2017-15671, CVE-2017-15804, bsc#1064569, bsc#1064580, bsc#1064583]

- A bug that would lose the syscall error code value in case of crashes has been fixed. [bsc#1063675]

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 Software Development Kit 12-SP3:zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-55=1

SUSE Linux Enterprise Software Development Kit 12-SP2:zypper in -t patch SUSE-SLE-SDK-12-SP2-2018-55=1

SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:zypper in -t patch SUSE-SLE-RPI-12-SP2-2018-55=1

SUSE Linux Enterprise Server 12-SP3:zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-55=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-55=1

SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-55=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2018-55=1

SUSE CaaS Platform ALL:zypper in -t patch SUSE-CAASP-ALL-2018-55=1

OpenStack Cloud Magnum Orchestration 7:zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2018-55=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1051042

https://bugzilla.suse.com/show_bug.cgi?id=1053188

https://bugzilla.suse.com/show_bug.cgi?id=1063675

https://bugzilla.suse.com/show_bug.cgi?id=1064569

https://bugzilla.suse.com/show_bug.cgi?id=1064580

https://bugzilla.suse.com/show_bug.cgi?id=1064583

https://bugzilla.suse.com/show_bug.cgi?id=1070905

https://bugzilla.suse.com/show_bug.cgi?id=1071319

https://bugzilla.suse.com/show_bug.cgi?id=1073231

https://bugzilla.suse.com/show_bug.cgi?id=1074293

https://www.suse.com/security/cve/CVE-2017-1000408/

https://www.suse.com/security/cve/CVE-2017-1000409/

https://www.suse.com/security/cve/CVE-2017-15670/

https://www.suse.com/security/cve/CVE-2017-15671/

https://www.suse.com/security/cve/CVE-2017-15804/

https://www.suse.com/security/cve/CVE-2017-16997/

https://www.suse.com/security/cve/CVE-2018-1000001/

http://www.nessus.org/u?81ff229a

Plugin Details

Severity: High

ID: 106044

File Name: suse_SU-2018-0074-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 2018/01/15

Updated: 2019/09/10

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 9.3

Temporal Score: 7.7

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

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

CVSS v3.0

Base Score: 9.8

Temporal Score: 9

Vector: CVSS:3.0/AV:N/AC:L/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:glibc, p-cpe:/a:novell:suse_linux:glibc-debuginfo, p-cpe:/a:novell:suse_linux:glibc-debugsource, p-cpe:/a:novell:suse_linux:glibc-devel, p-cpe:/a:novell:suse_linux:glibc-devel-debuginfo, p-cpe:/a:novell:suse_linux:glibc-locale, p-cpe:/a:novell:suse_linux:glibc-locale-debuginfo, p-cpe:/a:novell:suse_linux:glibc-profile, p-cpe:/a:novell:suse_linux:nscd, p-cpe:/a:novell:suse_linux:nscd-debuginfo, 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: 2018/01/12

Vulnerability Publication Date: 2017/10/20

Exploitable With

Metasploit (glibc "realpath()" Privilege Escalation)

Reference Information

CVE: CVE-2017-1000408, CVE-2017-1000409, CVE-2017-15670, CVE-2017-15671, CVE-2017-15804, CVE-2017-16997, CVE-2018-1000001